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pair_34645191 | To establish reference intervals for thyroid functional indicators in early (T1), mid-term (T2), and late stage (T3) pregnancy in a population of women in Northwestern China. A cross-sectional study was conducted on 620 pregnant women. Subjects were recruited through a questionnaire where apparently healthy women were ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 为建立西安地区孕妇妊娠早期(T1期)、中期(T2期)、晚期(T3期)甲状腺功能指标的参考区间。本研究采用横断面研究的方法,通过调查问卷共招募表观健康的620名孕妇,采用全自动化学发光分析仪检测血清促甲状腺激素(TSH)、总三碘甲状腺原氨酸(TT3)、总甲状腺激素(TT4)、游离三碘甲状腺原氨酸(FT3)和游离甲状腺激素(FT4)水平,并且使用新一代TSH检测试剂(3rd IS),以探讨妊娠期特异性甲状腺功能指标的参考区间。结果显示,T1期、T2期和T3期TSH的参考区间分别是0.05~4.59 mIU/L、0.61~6.01 mIU/L、0.63~4.78 mIU/L;TT3是1.62~2.97 nmol/L、1.59~2.95 n... | zh-cn |
pair_34645192 | Bacterial resistance is a serious problem in use of antibiotics and an urgent global public health challenge. The drug-resistant bacteria and drug-resistant genes carried by migratory birds are not only related to clinical antibiotics, but also the use of pesticides and veterinary drugs as well as the pollution of the ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 细菌耐药性是目前各领域使用抗生素面临的一个严峻的问题,也是一项紧迫的全球公共卫生难题。候鸟携带的耐药菌及耐药基因不仅与临床用抗生素相关,农药、兽药的使用以及药厂周围环境的污染也为主要原因。近年来,有关候鸟体内携带耐药基因的研究逐渐在全球各地报道。候鸟具有活动范围大、飞行距离远等特点导致候鸟中细菌耐药的复杂性。此外,受环境和人类活动的影响,细菌中携带的耐药基因通过可移动元件在人类、家畜、环境和候鸟之间形成物种间传播,但是候鸟相关的耐药问题常常被我们所忽视。本文总结当前各地候鸟携带耐药菌抗生素耐药情况、所携带的耐药基因情况以及候鸟耐药与环境和人类活动之间的关系。目前研究显示多种类型的候鸟体内都携带耐药菌,主要为大肠杆菌。候鸟体内的耐药菌... | zh-cn |
pair_34645193 | Following a brief overview of the historical development of undergraduate education of public health and preventive medicine in China's medical universities and colleges, this editorial points out existing issues and dominant challenges, and puts forward compelling demands for undergraduate education in preventive medi... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 在简要回顾中国医学院校公共卫生与预防医学专业本科教育发展历程的基础上,指出存在的主要问题,提出预防医学专业本科教育必须深入社会、人群,密切结合实际,着力围绕社会公众健康,发现问题、研究问题和解决问题,拟订教育计划、教学大纲、设置课程、编写教材、建设教学基地。. | zh-cn |
pair_34645194 | This paper summarizes the development trend and characteristics of public opinion on health protection and disinfection strategies in the COVID-19 epidemic. The experience and deficiency of the strategies are discussed from the perspective of public opinion, and suggestions on how health protection and disinfection can... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 本文总结了新冠肺炎疫情期间健康防护和消毒相关舆情的发展趋势及特点,从舆情角度探讨了疫情防控中健康防护和消毒工作取得的经验与不足,并提出下一步的工作建议:加强重点场所和单位的健康防护和消毒工作;开展健康防护和消毒效果评价及病毒在环境中的传播机制研究;建立专业的健康防护和消毒应急科普机制和信息发布渠道;加快疫情相关健康防护和消毒标准的制修订。. | zh-cn |
pair_34645195 | Vaccination of children with special health status has become one of the urgent difficulties to be solved in provinces or regions with high immunization planning vaccination rate. The relevant consensus opinions on vaccination compiled by different expert teams have been issued in China, which provides an important bas... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 特殊健康状态儿童的疫苗接种已成为高免疫规划疫苗接种率省份或地区迫切需要解决的工作难点之一。国内陆续发布了不同专家团队编写的相关疫苗接种共识意见,对预防接种人员科学认识该人群的接种必要性及研判疫苗接种的安全性与有效性提供了重要依据。本文通过笔者参与特殊健康状态儿童预防接种系列共识的编写体会,浅谈如何客观认识专家共识的作用,对未来更广泛应用共识意见提出建议。. | zh-cn |
pair_34645197 | To ensure the use of aconite roots as much as possible in accordance with the traditional medication principles, this paper examines the species, origin and processing of the ancient aconite, attempting to provide a basis for the research and development of drugs in the perspective of 'Jingdian Mingfang' (Chinese Class... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 为保证附子的使用尽可能遵照传统用药习惯,将古代附子的品种与产地及其栽培历史作以考证,为药物研发提供依据。研究认为唐以后川产乌头的一个种——乌头属乌头<i>Aconitum carmichaelii</i> Debx.成为主流本品种,宋以后以其栽培品为正品乌头的主要来源,习称川乌,这个种同时也是附子的药物来源。作为经典名方研发所使用的附子应选乌头属乌头<i>Aconitum carmichaelii</i> Debx.这个种的干燥子根,且以四川江油与陕西汉中的栽培品为宜。. | zh-cn |
pair_34645199 | Church General Hospital in Wuchang, China planned to establish a psychiatric hospital in 1930. Chi-liang Kwei, received his PhD at Johns Hopkins Medical School of America and was appointed to be in charge of the preparation. After working out a draft plan for the hospital, Dr. Kwei applied for the Henderson Research Sc... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 1930年中华圣公会武昌同仁医院计划添设精神病院,留美医学博士桂质良负责建院工作。桂质良拟定了建院方案,还申请了“亨德森精神疾病研究奖学金”,计划远赴格拉斯哥皇家精神病院,跟随精神病学家大卫·肯尼迪·亨德森学习一年,为建院做准备。根据桂质良与精神病学家阿道夫·麦尔和亨德森的书信档案,结合相关文献,梳理了武昌精神病院建院规划的背景条件、内容要点。虽然武昌精神病院的规划未能实施,但它是中国首个现代精神病院的建设方案,在中国现代精神病学发展史上具有意义和价值。. | zh-cn |
pair_34645200 | Based on the pandemic influenza data collected by the <i>Ta Kung Pao</i>, the pandemic of 1918 spread to at least 16 provinces (autonomous regions), including Beijing, Tianjin, Shanghai, Hebei, Henan, Hubei, Hunan, Jilin, Liaoning, Shanxi, Inner Mongolia, Sichuan, Zhejiang, Jiangsu, and Yunnan. The first wave of the pa... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 1918年席卷全球的大流感,也曾波及到中国。据《大公报》所载史料显示,1918年,在中国北京、天津、上海、河北、河南、湖北、湖南、吉林、辽宁、山西、内蒙古、浙江、江苏、四川、云南、香港等地,均有流感疫情。第一波疫情出现在春夏之交,症状相对较轻,多见头痛、体热、骨痛、咳嗽、精神疲乏等症状;集中在10—11月的第二波疫情,比较凶猛,除症状加重外,报纸上有关病亡者的报道,明显增多。至于大流感的成因,该报报道多持时令不正、饮食不洁、空气污秽等观点,也有从中医伏邪、秋燥、冬瘟等理论论述的。对流感的防治,以远离流感病人、慎起居、注意卫生及通过医药防治等观点比较常见。通过分析史料可知,中医中药在1918年大流感的防治中,发挥了重要作用。. | zh-cn |
pair_34645201 | Platycodon grandiflorum is currently mainly used in the treatment of lung issues such as ventilating the lung, resolving phlegm, benefiting pharynx and discharging pus in modern clinical practice. However, in Shennong Materia Medica Classic, the main applications of Platycodon grandiflora were for chest and hypocholic ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 2020年版《中华人民共和国药典》载录桔梗的功效为“宣肺、化痰、利咽、排脓”,现代临床用也主要于治疗肺系疾病,但《神农本草经》中桔梗的主治为胸胁痛、腹满、肠鸣、惊恐悸气,说明从汉代至今,桔梗的功效已发生了极大的变化。通过梳理历代本草文献中关于桔梗功效的记载,并与历代临床应用相对照,发现临床应用是影响本草著作中功效变化的主要因素,并且由于方药复杂的互动关系,使得本草文献中关于桔梗的功效的描述也与实际应用有一定的出入。因此为进一步厘清单味药物的功效,使单味药物功效描述更加规范化,有必要开展单味中药与配伍功效之间的比较研究,为临床精准应用提供理论依据。. | zh-cn |
pair_34645227 | Dental caries is a chronic infectious disease that occurs in the tooth hard tissues. Increasing evidence has also indicated a close involvement of dental caries in the onset and development of systemic diseases. In recent years along with the advances in high throughput-omics technologies, disease animal models, multic... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 龋病是发生于牙体硬组织的慢性感染性疾病,是加重或诱发全身疾病的主要口腔疾病之一。近年来随着高通量多组学技术、疾病动物模型与临床队列研究的进步,以及新型口腔材料与数字化、微创技术的发展,龋病的病因学研究与临床诊疗等方面均取得了较快的发展,全生命周期龋病管理理念更将龋病纳入全身慢性病防治体系,为不同年龄段龋病的群体管理和不同风险因素的个体化防治指明了方向。应进一步加强龋病的基础与临床研究,加快龋病防治新技术、新材料和新器械的临床验证,为龋病的早期诊断、综合预防以及功能与美学并重的微创诊疗提供有力手段,推动我国龋病研究水平的整体提升。. | zh-cn |
pair_34645228 | The development of dental caries is affected by various factors. Patient's general health status can affect the risk of caries. Some systemic diseases may improve caries incidence or cause dental caries by changing oral microenvironment, affecting salivary gland function and salivary composition, and destroying dental ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 龋病的发展受多种因素影响,患者的全身健康状况可影响患龋病的风险,主要表现为全身疾病的治疗可以改变口腔微生态环境,影响唾液腺功能和唾液成分,直接或间接破坏牙体组织结构,导致龋易感性增加。与全身疾病相关的龋病具有特殊的临床特征,其防治方法也有所不同。本文回顾和分析全身疾病治疗过程中龋病易感的原因和机制,系统介绍全身疾病治疗中的龋病防治和龋病管理的现代理念。. | zh-cn |
pair_34645229 | Caries-derived dental pulp diseases are characterized with high incidence and serious endangerment. Considering the complexity of the pulpal infection and the limitation of the pulp self-repairing capability, it is still an urgent problem that how to eradicate infection and to promote tissue regeneration subsequently f... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 龋源性牙髓病发病率高、危害大,由于牙髓感染的复杂性和牙髓自身修复能力的局限性,如何彻底清除感染、进一步促进组织再生修复仍是临床治疗中亟待解决的问题。本文从龋源性牙髓病的致病机制和诊疗策略等方面进行论述并进行展望,以期为龋源性牙髓病的临床诊疗提供参考。. | zh-cn |
pair_34645230 | Malocclusion is the third most common disease in the human oral cavity, closely behind caries and periodontal diseases. Along with the cultural and socio-economic progress, demands for orthodontic treatment is increasing year by year. However, the early stage caries, a most common complication in patients receiving ort... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 错牙合畸形是仅次于龋病和牙周疾病的第三高发口腔疾病,随着文化和社会经济水平的不断提高,人们对正畸治疗的需求逐年增加。正畸固定矫治最常见的并发症——早期龋,已经严重挑战龋病预防和正畸治疗的美学效果,值得医患双方高度重视并采取有效的防治措施。. | zh-cn |
pair_34645231 | With the acceleration of population aging in China, the incidence of root surface caries is increasing year by year. Different from coronal caries, lesions of root surface caries mostly occur on the exposed root surfaces after gingival recession in elderly patients, mainly involving cementum and dentin. Root surface ca... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 随着我国人口老龄化加剧,根面龋的发生率逐年升高。与冠部龋坏不同,根面龋多发生于老年患者牙龈退缩后暴露的根面上,主要累及根部牙骨质和牙本质,在发病特点、临床表征、诊断和防治上都有其特异性。本文从根面龋的病因和危险因素、病理和临床表现、分类、三级预防等方面进行阐述,以期为根面龋的临床防治提供参考。. | zh-cn |
pair_34645232 | The present review paper summarizes the available technical methods for early detection and diagnosis of dental caries lesions, as well as their clinical application range, advantages and disadvantages. Although there are many detection systems supported by new technologies and equipments in clinical practice, current ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 本文通过回顾文献,总结了目前临床上可用于检测和诊断早期龋损病变的技术方法及其临床应用范围和优缺点。这些仪器和设备各有利弊,但仔细的临床探诊、视诊与影像学图像相结合,仍然是龋齿检测和诊断的金标准。. | zh-cn |
pair_34645233 | Dental caries is a common chronic oral disease of tooth with multiple factor involvement. It has the characteristics of high incidence, low rate of treatment and high rate of retreatment. How to further improve the standardized treatment and management of dental caries has become a clinical problem. Hence, clinical dif... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 龋病是发生于牙体硬组织的慢性感染性疾病,具有发病率高、治疗率低等特点,严重危害口腔和全身健康。加强和完善龋病的规范化治疗是全人群、全生命周期龋病管理面临的关键问题。因此,在龋病诊断和分类的基础上,建立龋病防治临床难度评估系统,主要包括龋病风险评估和龋病治疗难度评估,可为龋病管理提供有效的依据。本文围绕龋病防治难度评估系统,从龋病的诊断和分类、龋病风险评估和龋病治疗难度评估等龋病防治临床管理的重要组成部分进行归纳与阐述。. | zh-cn |
pair_34645234 | With the deep understanding of etiology and pathogenesis, the management of dental caries is no longer limited to restoring the carious lesions. However, based on the assessment of caries risk and carious lesion activity, patient-centered and personalized treatment planning is carried out to regain oral microecological... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 随着对龋病病因及发病机制的深入认识,龋病的治疗不应局限于对现有龋损的修复治疗,而应以龋病风险评估和龋损活跃性评估为基础,以患者为中心,制定个性化的治疗方案,恢复口腔微生态平衡,进而控制龋病进展和恢复患牙的结构与功能。. | zh-cn |
pair_34645235 | Composite resin filling material is the first choice for tooth direct bonding restoration. Its good performance can meet the requirements of clinical tooth repair treatment. It is used to restore the structure, aesthetic and function of defected teeth with a way of minimally invasive intervention. To further improve it... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 复合树脂充填材料是牙体直接粘接修复的首选材料,其良好的性能可以满足临床牙体修复治疗的要求,恢复结构和功能并兼具微创和美观。为进一步提高临床疗效,改善复合树脂材料性能的局限性是根本的解决策略。本文总结目前的研究进展,重点阐述改良复合树脂材料的性能,研发新型复合树脂包括抗菌复合树脂、再矿化生物活性树脂和自修复复合树脂的进展,为新型复合树脂充填材料的研究趋势提供新思路。. | zh-cn |
pair_34645236 | The fabrication process of restorations made by chairside computer aided design/computer aided manufacturing (CAD/CAM) is different from the conventional fabrication techniques. Chairside CAD/CAM system with digital intraoral scanning and in-practice milling device allows for a quick manufacturing of restorations. Howe... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 牙体缺损修复体的椅旁计算机辅助设计与辅助制作(computer aided design/computer aided manufacturing,CAD/CAM)在临床的工作流程和技工加工环节均与传统间接修复不同,主要表现在数字化印模的获取和应用计算机软件设计修复体并由数控机床切削制作。牙体预备的质量和预备体呈现的参数可直接影响口内扫描获取信息的准确性和效度,修复体自动化的设计和制作也存在一些限制因素,这些影响均可降低修复体对患牙牙体缺损的适合性,尤其是修复体边缘更是敏感的关键部位。本文围绕影响椅旁CAD/CAM修复体边缘适合性的相关因素,梳理并探讨各操作环节中的应对策略和质量控制细节,以促进椅旁CAD/CAM修复临床疗效的进一步... | zh-cn |
pair_34645242 | To analysis the treatment effectiveness of maxillofacial arteriovenous malformation (AVM) by means of temporary balloon block and percutaneous puncture sclerotherapy. The treatment outcomes of 20 patients with AVM of maxillofacial deformity, aged (26.8±3.0) 18-36 years, from Dec 2012 to Dec 2019 were collected and retr... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 为探讨采用动脉球囊临时阻断联合经皮穿刺硬化方式治疗颌面部动静脉畸形(arteriovenous malformation,AVM)的疗效和安全性,本研究回顾性分析2012年12月至2019年12月就诊于香港大学深圳医院介入科门诊的20例颌面部AVM患者的资料。患者年龄(26.8±3.0)岁(18~36岁),均经数字减影血管造影诊断为AVM,并按照外周AVM的Yakes分类进行分型,介入术中采用球囊临时阻断责任动脉主干,使高流量AVM变为低流量静脉畸形,再经皮穿刺畸形血管注射聚桂醇泡沫硬化进行治疗。比较患者治疗前后的症状及影像学变化,参照Achauer标准评价疗效。其中Ⅱa型AVM占60%(12/20),且治疗均有效;Ⅲb型和Ⅳ型患者... | zh-cn |
pair_34645245 | Maxillary transverse deficiency is one of the critical manifestations of malocclusion. It is of vital importance to diagnose maxillary transverse deficiency at the early stage because maxillary development in the transverse dimension stops early. Currently, there are several approaches to diagnose maxillary transverse ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 上颌横向发育不足是错牙合畸形的重要表现之一,由于横向发育停止相对较早,早期对其进行准确的诊断和预测尤为重要。目前,国内外针对横向不调的诊断方式较多,包括临床检查、模型测量、头颅后前位X线片测量和锥形束CT测量。本文回顾现有文献中针对上颌横向发育不足所采用的诊断及预测方法,以协助正畸医师较全面地了解相关诊断方式及其优缺点。. | zh-cn |
pair_34645246 | Occlusal dysesthesia (OD) or phantom bite syndrome refers to a persistent complaint of uncomfortable bite sensation with no obvious occlusal discrepancy. OD is a rare condition, and is usually associated with emotional distress and triggered by dental treatments. The diagnosis and management of OD patients still remain... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 咬合感觉障碍(occlusal dysesthesia,OD)是一种以患者持续性咬合不适为主要表现的疾病,而客观上缺乏与主诉感觉相符的咬合异常,或无阳性客观检查结果支持主诉症状。OD在临床并不常见,一般发生于口腔治疗后,且患者常表现出严重的精神心理异常;目前对其认识有限,尚无有效的治疗手段,患者承受着较大的痛苦。本文旨在对OD的临床特点、发病原因、诊断标准和治疗建议进行综述,以加深对这一疾病的理解和认识。. | zh-cn |
pair_34645247 | Skeletal system contains various stem cell niches in which the self-renewal and differentiation of different kinds of stem cells are supported. Stem cell-based therapy has been applicated variedly. The skeletal stem cells (SSC), which are mesenchyme-derived and skeletal-lineage committed <i>progenitor</i>s, can be foun... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 骨骼系统中存在多种干细胞微环境,维持不同类型干细胞的自我更新与分化,其中包括了间充质来源的骨骼干细胞(skeletal stem cell,SSC)。它们在体内外均能自我更新和克隆形成,可多向分化形成软骨、骨、脂肪和骨髓基质。近年,随着谱系追踪和单细胞测序等技术的发展,不同类型的SSC被成功鉴定。相比于间充质干细胞的高异质性,SSC异质性更低、表面标志物可靠且生物学特性明确。因而,阐明SSC的特性,可为干细胞治疗提供新的思路。本文回顾SSC的研究进展,重点讨论SSC的特性、时间和空间分布差异以及功能异同。此外,还将讨论单细胞测序技术在SSC研究中的应用。. | zh-cn |
pair_34645249 | Evidence-based interventional radiology is the result of the evolution and integration of evidence-based medicine and interventional radiology. It adopts the concepts and methods of evidence-based medicine to guide the best clinical practice in interventional radiology. We aim to systematically elaborate on the status ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 循证介入放射学是循证医学和介入放射学学科演进交融的结果,其采用循证医学的理念和方法,指导介入放射学领域进行最佳的临床实践。本文将系统地阐述介入放射学中临床研究、系统评价/Meta分析和临床实践指南的现状,分析存在的问题,在此基础上提出我国未来推动循证介入放射学发展的思考与建议。. | zh-cn |
pair_34645966 | Myopia is a leading cause of visual impairment and has raised significant international concern in recent decades with rapidly increasing prevalence and incidence worldwide. Accurate prediction of future myopia risk could help identify high-risk children for early targeted intervention to delay myopia onset or slow myo... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 摘要: 近视是导致视力损害的主要原因之一, 近几十年来, 随着全球范围内患病率和发病率的迅速上升, 近视已经引起了国际社会的广泛关注。对未来近视风险的准确预测可以帮助识别具有高风险的儿童, 以便进行早期有针对性的干预, 以延迟近视发病或减缓近视进展。研究人员基于不同的数据库建立并评估了各种近视预测模型, 包括基线屈光或生物特征的数据库、生活方式的数据库、基因的数据库和各数据库的整合。在这里, 我们总结了过去30年发表的所有相关工作, 并对近视的预测方法、数据库和表现进行了全面的综述, 给未来的研究提供了有用的参考和有价值的指导。. | zh-cn |
pair_34647331 | Mothers' representations reflect how they experience their child and their relationship, and can guide parenting behavior. While studies of representations typically focus on infancy, this study examines associations between mothers' representations and behavior with their preschoolers using two samples: young mothers ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 母亲的叙述反映了她们对孩子及其母子关系的体验, 它也可以指导育儿行为。虽然对叙述的研究通常侧重于婴儿期, 但本研究使用两个样本检查了母亲的叙述及其行为与学龄前儿童之间的关联:年轻母亲(n=201;42%非裔美国人, 42%拉丁裔, 8%欧洲裔美国人, 8%多种族;儿童平均年龄=32 个月)和接受阿片类药物使用障碍治疗的母亲(OUD;n=150;100%非裔美国人;儿童平均年龄=49 个月)。本研究旨在确定这些人群中叙述类别的分布、被归类为均衡叙述和非均衡叙述的母亲在育儿方面的差异, 以及与扭曲的和脱离的叙述相关的不同育儿行为。“儿童访谈工作模式”被用于评估叙述, 并对母子互动进行录像。在年轻母亲中, 均衡的、扭曲的和脱离的叙述的分布... | zh-cn |
pair_34647331 | Mothers' representations reflect how they experience their child and their relationship, and can guide parenting behavior. While studies of representations typically focus on infancy, this study examines associations between mothers' representations and behavior with their preschoolers using two samples: young mothers ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | Les représentations des mères reflètent la manière dont elles font l'expérience de leur enfant et de leur relation, et peuvent dguider le comportement de parentage. Alors que les études sur les représentations se focalisent typiquement sur la petite enfance cette étude examine les liens entre les représentations des mè... | fr |
pair_34647331 | Mothers' representations reflect how they experience their child and their relationship, and can guide parenting behavior. While studies of representations typically focus on infancy, this study examines associations between mothers' representations and behavior with their preschoolers using two samples: young mothers ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | Zusammenhänge zwischen elterlichen Repräsentationen und Verhalten bei jungen Müttern und Müttern mit Opioidkonsumstörung Mütterliche Repräsentationen spiegeln wider, wie sie ihr Kind und die Beziehung erleben, und können das Erziehungsverhalten beeinflussen. Während sich Studien zu Repräsentationen in der Regel auf das... | de |
pair_34647331 | Mothers' representations reflect how they experience their child and their relationship, and can guide parenting behavior. While studies of representations typically focus on infancy, this study examines associations between mothers' representations and behavior with their preschoolers using two samples: young mothers ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | Las representaciones de las madres reflejan cómo ellas perciben a sus niños y sus relaciones y pueden guiar la conducta de la crianza. Mientras que los estudios sobre representaciones típicamente se enfocan en la infancia, este estudio examina las asociaciones entre las representaciones de las madres y el comportamient... | es |
pair_34650219 | Fluorescein and indocyanine green angiography have been the traditional ways to image the vasculature of the iris in the last few decades. Because of the invasive nature of these procedures, they are performed in rare situations, and thus, our understanding about iris vasculature is very limited. Optical coherence tomo... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 摘要: 荧光素和吲哚青绿血管造影是近几十年来传统的虹膜血管成像方法。由于这些检查为侵入性, 开展的较少, 因此, 我们对虹膜血管系统的了解非常有限。相干光断层血管成像(OCTA)技术是一种非侵入性的成像方法, 能够对视网膜和脉络膜的血管网络进行详细的可视化。最近, 它还被用于检查正常眼和患眼的虹膜血管系统。然而, 在正常和患病的条件下, 图像的采集方案和解释都缺乏一致性。虹膜OCTA的伪影包括阴影、运动、分割误差、镜像效果等。OCTA设备有一个专门为眼后段设计的眼睛追踪系统, 这些系统在眼前段应用时可以确定运动线、血管的重复和血管的不连续性。在检查虹膜OCTA的过程中, 应始终在室内环境照明下进行, 使得瞳孔缩小并减少虹膜血管系统的... | zh-cn |
pair_34651081 | We compare the Narrative Policy Framework (NPF) and the Institutional Grammar Tool (IGT). Given the focus of this special issue on the NPF, we first theorize how the IGT can contribute to the development of NPF categories, but also how the former gains conceptual leverage from the latter. We argue that it is useful to ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 我们比较了叙事政策框架(NPF)和制度语法工具(IGT)这两个理论视角在公共政策过程中的中心分析类型,这两个理论视角都与基于语言的分类紧密联系。鉴于本期特刊的重点是NPF,我们首先对“IGT如何能对NPF分类的发展作贡献”进行理论化,以及NPF如何能从概念上改进IGT。我们论证认为,将NPF和IGT进行共同衡量是有用的,因为此举能扩大NPF使用对政策研究者的益处—不仅能发现政策行动者的叙事,还能解释这些叙事在制度表述(institutional statements)方面的意义。通过分析有关欧盟、芬兰、爱尔兰和马耳他的咨询程序设计的原始数据,我们证明了IGT和NPF这两个政策视角之间的互动能如何发展。. | zh-cn |
pair_34651081 | We compare the Narrative Policy Framework (NPF) and the Institutional Grammar Tool (IGT). Given the focus of this special issue on the NPF, we first theorize how the IGT can contribute to the development of NPF categories, but also how the former gains conceptual leverage from the latter. We argue that it is useful to ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | Comparamos las categorías analíticas centrales de dos lentes teóricos sobre el proceso de políticas públicas ancladas en categorías basadas en el lenguaje: el Marco de Política Narrativa (NPF) y la Herramienta de Gramática Institucional (IGT). Dado el enfoque de este número especial en el NPF, primero teorizamos cómo e... | es |
pair_34651471 | To review and evaluate the research progress of the robot-assisted joint arthroplasty. The domestic and foreign related research literature on robot-assisted joint arthroplasty was extensively consulted. The advantages, disadvantages, effectiveness, and future prospects were mainly reviewed and summarized. The widely r... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 对机器人辅助关节置换手术的研究进展进行综述和评价。. 广泛查阅国内外关于机器人辅助关节置换手术的相关研究文献,对其优缺点、临床疗效和未来展望等进行总结。. 目前广泛认可的机器人辅助关节置换手术优势在于数字化、智能化的术前规划,精准化假体安装和量化的术中软组织平衡,以及良好的术后影像学假体对位和对线,但临床疗效优势仍存在争议。机器人辅助关节置换手术的缺点主要有机器人系统价格昂贵、手术时间延长、影像学依赖机器人系统的放射性损伤增加等。. 相较于传统手术,机器人辅助关节置换手术可提高假体位置的精准度、辅助量化评估软组织张力,且可重复性高。未来还需要进一步研究评估临床功能和假体生存率,以及优化机器人系统。. | zh-cn |
pair_34651472 | Lower limb alignment and soft tissue balance are important factors affecting patient satisfaction, clinical functional outcome, and prosthetic long-term survival rate after total knee arthroplasty (TKA). Robot-assisted TKA (rTKA) has the advantages of achieving precise osteotomy and soft tissue balance. However, rTKA u... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 下肢对线和膝关节软组织平衡是影响人工全膝关节置换术(total knee arthroplasty,TKA)术后患者满意度、临床功能结局和假体远期生存率的重要因素。机器人辅助 TKA(robot-assisted TKA,rTKA)具有实现精准截骨和软组织平衡的优势,然而在经典机械力学对线原则指导下的 rTKA 并未显著改善术后膝关节功能结局。运动学对线(kinematical alignment,KA)和功能性对线(functional alignment,FA)等新的 TKA 对线原则由于能够更好考虑患者自身膝关节形态和运动学特点,可能有助于 TKA 临床结果的提升。借助于压力感应器等更加客观准确的软组织平衡评估手段,KA 和 ... | zh-cn |
pair_34651473 | To explore the short-term effectiveness of Mako robot-assisted total hip arthroplasty (THA) via posterolateral approach. The clinical data of 64 patients (74 hips) treated with Mako robot-assisted THA via posterolateral approach (robot group) between May 2020 and March 2021 were retrospectively analyzed and compared wi... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 探讨 Mako 机器人辅助后外侧入路人工全髋关节置换术(total hip arthroplasty,THA)的早期临床疗效。. 回顾分析 2020 年 5 月—2021 年 3 月采用 Mako 机器人辅助后外侧入路 THA 治疗的 64 例(74 髋)患者(机器人组)临床资料,并与同期采用传统后外侧入路 THA 治疗的 52 例(55 髋)患者(对照组)进行比较。两组患者性别、年龄、侧别、身体质量指数、疾病种类及术前 Harris 评分等一般资料比较差异均无统计学意义( <i>P</i>>0.05)。记录并比较两组患者手术时间、术中出血量及并发症发生情况;术后测量髋臼外展角、髋臼前倾角及双下肢长度差;末次随访时,采用疼痛视觉模拟... | zh-cn |
pair_34651474 | To evaluate the early effectiveness and summarize the initial application experiences of Mako robot-assisted total hip arthroplasty (THA) for developmental dysplasia of the hip (DDH) in adults. Between August 2018 and January 2020, 55 cases of DDH (75 hips) were treated with Mako robot-assisted THA. There were 10 males... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 探讨 Mako 机器人辅助人工全髋关节置换术(total hip arthroplasty,THA)治疗成人发育性髋关节发育不良(developmental dysplasia of the hip,DDH)早期疗效,总结初步应用经验。. 2018 年 8 月—2020 年 1 月,采用 Mako 机器人辅助 THA 治疗 55 例(75 髋)DDH。男 10 例,女 45 例;年龄 30~73 岁,平均 51 岁。单髋 35 例,双髋 20 例。DDH 分型:Crowe Ⅰ型 29 髋,Ⅱ型 20 髋,Ⅲ型 6 髋,Ⅳ型 20 髋。改良 Harris 评分为(54.8±16.0)分,髋关节活动度为 90°(80°,100°),双下... | zh-cn |
pair_34651475 | To evaluate the early effectiveness of the robot-assisted total hip arthroplasty (THA) via direct superior approach (DSA). Between March 2021 and April 2021, 11 patients (11 hips) were treated with a robot-assisted THA via DSA. There were 7 males and 4 females, with an average age of 55 years (range, 26-73 years). Ther... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 总结机器人辅助直接上方入路人工全髋关节置换术(total hip arthroplasty,THA)的早期疗效及初步应用经验。. 2021 年 3 月—4 月,机器人辅助下经直接上方入路行 THA 11 例(11 髋)。男 7 例,女 4 例;年龄 26~73 岁,平均 55 岁。髋关节发育不良继发骨关节炎 5 例,股骨头坏死 6 例。术前髋关节 Harris 评分为(55.8±6.3)分。记录手术时间、切口长度、失血量、术后输血及住院时间、手术并发症发生情况。采用疼痛视觉模拟评分(VAS)以及 Harris 评分评价髋关节疼痛及功能。X 线片测算双下肢长度差,复查假体位置,测量髋臼假体外展角、前倾角,并与术前设计结果比较。. 除 ... | zh-cn |
pair_34651476 | To compare the difference in the inclination and anteversion angles of the acetabular cup measured by intraoperative robot-assisted total hip arthroplasty (THA) and postoperative X-ray films and CT imaging. The clinical data of 54 patients (54 hips) who underwent robot-assisted THA between May 2020 and December 2020 we... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 比较机器人辅助人工全髋关节置换术(total hip arthroplasty,THA)术中测量与术后基于 X 线片及 CT 影像学资料测量的髋臼杯外展角及前倾角差异。. 回顾分析 2020 年 5 月—12 月接受机器人辅助 THA 的 54 例(54 髋)患者临床资料。其中男 26 例(26 髋),女 28 例(28 髋);年龄 39~71 岁,平均 58.4 岁。身体质量指数 19.2~29.3 kg/m <sup>2</sup>,平均 25.2 kg/m <sup>2</sup>。患者均为初次 THA,包括股骨头坏死 31 例、髋关节骨关节炎 12 例、股骨颈骨折 8 例、髋关节发育不良 3 例。记录机器人主机系统中术中髋臼... | zh-cn |
pair_34651477 | To explore the short-term effectiveness of domestic robot-assisted total knee arthroplasty (RATKA) conducted by a prospective randomized controlled trial. Patients who were scheduled for primary unilateral TKA between October 2020 and December 2020 were eligible in this randomized controlled trial. According to the ran... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 通过前瞻性随机对照研究,探讨国产机器人辅助人工全膝关节置换术(robot-assisted total knee arthroplasty,RATKA)的近期疗效。. 以 2020 年 10 月—12 月拟接受初次单侧 TKA 的患者作为研究对象,根据随机数字表法分为传统 TKA 组和 RTKA 组 [术中应用骨圣元化全膝关节置换手术辅助系统(YUANHUA-TKA)]。共 63 例患者符合选择标准纳入研究,其中 3 例主动退出试验,最终纳入 60 例进行分析;其中 RATKA 组 28 例,传统 TKA 组 32 例。两组患者性别、年龄、身体质量指数、美国麻醉医师协会(ASA)分级、骨关节炎病程、手术侧别以及术前膝关节疼痛视觉模拟... | zh-cn |
pair_34651478 | To investigate the effect of Navio robot-assisted unicompartmental knee arthroplasty (UKA) on the biomechanics of knee joint during sitting-up movement, and to determine whether UKA can maintain the biomechanical characteristics of knee joint. The clinical data of 8 patients with medial compartment osteoarthritis treat... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 探讨 Navio 机器人系统辅助膝关节单髁置换术(unicompartmental knee arthroplasty,UKA)对于坐起动作时膝关节生物力学的影响,明确 UKA 能否维持膝关节的生物力学特性。. 回顾分析 2018 年 1 月—2019 年 1 月接受 Navio 机器人系统内侧固定平台 UKA 治疗,并且获完整随访的 8 例内侧间室骨关节炎患者临床资料。男 4 例,女 4 例;年龄 58~67 岁,平均 62.3 岁。病程 6~18 个月,平均 13 个月。内翻畸形 4°~6°,平均 5°;膝关节屈曲活动度 0°~130°,平均 110°;所有患者均无伸直受限。术前 3 周及术后 7 个月采用双平面 C 臂 X 线... | zh-cn |
pair_34651479 | To investigate the early effectiveness of artificial intelligence (AI) assisted total hip arthroplasty (THA) system (AIHIP) in the treatment of patients with Crowe type Ⅳ developmental dysplasia of the hip (DDH). The clinical data of 23 patients with Crowe type Ⅳ DDH who met the selection criteria between May 2019 and ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 探究人工智能(artificial intelligence,AI)人工全髋关节置换术(total hip arthroplasty,THA)术前规划系统(AIHIP 系统)辅助 THA 治疗成人 Crowe Ⅳ型先天性髋关节发育不良(developmental dysplasia of the hip,DDH)的近期疗效。. 回顾分析 2019 年 5 月—2020 年 12 月收治的 23 例符合选择标准的 Crowe Ⅳ型 DDH 患者临床资料。其中男 3 例,女 20 例;年龄 44~74 岁,平均 52.65 岁。术前双下肢长度差绝对值(15.17±22.17)mm。术前 Harris 评分为(62.4±7.2)分。采用 ... | zh-cn |
pair_34651480 | To estimate the early effectivenss of computer navigation-assisted total knee arthroplasty (TKA) by comparing with traditional TKA. The clinical data of 89 patients (100 knees) underwent primary TKA between October 2017 and July 2018 were analyzed retrospectively, including 44 patients (50 knees) who completed the TKA ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 通过与传统人工全膝关节置换术(total knee arthroplasty,TKA)比较,探讨计算机导航辅助 TKA 的早期疗效。. 回顾分析 2017 年 10 月—2018 年 7 月于计算机导航辅助系统下行初次 TKA 的 44 例(50 膝)患者(导航组)临床资料,并与同期行传统 TKA 的 45 例(50 膝)患者(对照组)进行比较。两组患者性别、年龄、身体质量指数、病变类型、侧别、病程、骨关节炎 Kellgren-Lawrence 分级以及术前美国特种外科医院(HSS)评分、膝关节活动度(range of motion,ROM)、髋-膝-踝角(hip-knee-ankle angle,HKA)偏移等一般资料比较,差异均... | zh-cn |
pair_34651481 | To investigate the short-term effectiveness of novel computer navigation system (Knee 3 software; Brainlab, Germany) assisted total knee arthroplasty (TKA). Between July 2020 and December 2020, 19 patients underwent unilateral TKA assisted with Knee 3 software. There were 4 males and 15 females. The mean age was 66.3 y... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 探讨新型计算机导航系统(Knee 3 软件;Brainlab 公司,德国)辅助人工全膝关节置换术(total knee arthroplasty,TKA)的早期疗效。. 2020 年 7 月—12 月,采用 Knee 3 软件辅助 19 例(19 膝)TKA。男 4 例,女 15 例;年龄 52~79 岁,平均 66.3 岁。骨关节炎 18 例,类风湿性关节炎 1 例。膝关节内翻畸形 16 例,外翻畸形 3 例。术前美国西部 Ontario 与 McMaster 大学骨关节炎指数(WOMAC)疼痛、僵硬、功能评分分别为(12.4±3.4)、2(1,4)、22(18,29)分,总分 37(29,43)分。术中测试伸膝位及屈膝 90° ... | zh-cn |
pair_34651482 | To compare the effectiveness of femoral neck system (FNS) and cannulate compression screw (CCS) in the treatment of femoral neck fractures in young and middle-aged patients. The clinical data of 82 young and middle-aged patients with femoral neck fracture treated between January 2018 and September 2020 were retrospecti... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 比较股骨颈动力交叉钉系统(femoral neck system,FNS)与传统 3 枚空心加压螺钉(cannulate compression screw,CCS)治疗中青年股骨颈骨折患者的临床效果。. 回顾分析 2018 年 1 月—2020 年 9 月收治且符合选择标准的 82 例中青年股骨颈骨折患者临床资料,根据手术方式不同分为 FNS 组(24 例)和 CCS 组(58 例)。两组患者性别、年龄、身高、体质量、致伤原因、合并症、骨折部位、骨折分型(Garden 分型及 Pauwels 分型)等一般资料比较,差异均无统计学意义( <i>P</i>>0.05)。记录并比较两组患者手术时间、术中出血量、并发症发生情况(骨不连、股... | zh-cn |
pair_34651483 | To compare the effectiveness of arthroscopic intertubercular groove and open subpectoral tenodesis in treatment of long head of biceps tendon (LHBT) tendinopathy. A clinical data of 80 patients with LHBT tendinopathy who were admitted between June 2013 and May 2017 and met the selection criteria was retrospectively ana... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 比较关节镜下结节间沟固定与小切口胸大肌止点下固定治疗肱二头肌长头腱(long head of biceps tendon,LHBT)腱病的疗效。. 回顾分析 2013 年 6 月—2017 年 5 月收治且符合选择标准的 80 例 LHBT 腱病患者临床资料。关节镜下切断 LHBT 后,40 例采用结节间沟固定(A 组)、40 例采用小切口胸大肌止点下固定(B 组)。两组患者性别、年龄、病变肩关节侧别、病程以及术前疼痛视觉模拟评分(VAS)、Constant 评分、美国肩肘外科协会评分(ASES)、上肢功能障碍评定量表(DASH)评分、LHBT 评分(LHBS)比较,差异均无统计学意义( <i>P</i>>0.05)。记录并比较两组... | zh-cn |
pair_34651484 | To compare the strength difference between the interfacial screw and the interfacial screw combined with bone tunnel crossing technology to fix the tibial end of ligament during anterior cruciate ligament (ACL) reconstruction through the biomechanical test. Twenty fresh frozen pig tibia were randomly divided into two g... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 通过生物力学测试,比较前交叉韧带(anterior cruciate ligament,ACL)重建术中,界面螺钉及界面螺钉结合骨隧道过线技术固定韧带胫骨端的强度差异。. 将 20 个新鲜冷冻猪胫骨随机分为两组( <i>n</i>=10),制备 ACL 重建模型;其中,实验组移植物采用界面螺钉结合骨隧道过线技术固定,对照组采用单纯界面螺钉固定。将两组标本固定于高频动态力学试验系统 M-3000,通过往复试验及负载-失效测试,观测移植物长度变化(位移)及极限负荷、刚度。. 往复试验结果示实验组位移为(3.06±0.58)mm、对照组为(2.82±0.46)mm,差异无统计学意义( <i>t</i>=0.641, <i>P</i>=0.... | zh-cn |
pair_34651485 | To evaluate the physical and chemical properties, immunogenicity, and osteogenesis of two antigen-extracted xenogeneic bone scaffolds-decalcified bone matrix (DBM) and calcined bone. By removing the inorganic and organic components of adult pig femus, xenogeneic DBM and calcined bone were prepared respectively. The den... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 评价两种去抗原异种骨支架脱钙骨基质(decalcified bone matrix,DBM)和煅烧骨的理化性能、免疫原性及成骨能力。. 取成年猪股骨,通过除去异种骨无机成分和有机成分的方式,分别制备异种 DBM 和煅烧骨。测量并计算两种材料的密度、pH 值,扫描电镜观察材料形貌并测量孔径,全自动接触角测量仪测量材料的表面接触角;并通过细胞毒性实验、成骨细胞增殖实验、DNA 残留检测和人外周血淋巴细胞增殖实验评价两种材料的安全性、成骨活性及免疫原性。将两种材料分别植入 6 周龄雄性 SD 大鼠颅骨直径 5 mm 全层缺损(空白对照组不植入材料),术后 4、8 周取材,通过大体观察、Micro-CT 扫描和 HE 染色观察评价材料对大鼠... | zh-cn |
pair_34651486 | To investigate the short-term effectiveness of percutaneous pedicle fixation combined with intravertebral allograft by different methods for thoracolumbar fractures. The clinical data of 94 patients with single segment thoracolumbar fracture who underwent percutaneous pedicle fixation combined with intravertebral allog... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 比较经皮椎弓根螺钉固定结合不同经伤椎椎体内植骨治疗单节段胸腰椎骨折的早期临床疗效。. 回顾性分析 2018 年 10 月—2019 年 10 月,行经皮椎弓根螺钉固定结合不同经伤椎椎体内植骨的 94 例单节段胸腰椎骨折患者临床资料。根据伤椎椎体内植骨方式不同,分为 A 组(Jack 椎体扩张器植骨,40 例)和 B 组(植骨漏斗植骨,54 例)。两组患者性别、年龄、身体质量指数、致伤原因、累及节段、Wolter 指数、受伤至手术时间及术前疼痛视觉模拟评分(VAS)、伤椎高度比及伤椎 Cobb 角比较,差异均无统计学意义( <i>P</i>>0.05)。记录并比较两组手术时间、透视次数、植骨量和并发症发生情况。分别于术前,术后 3 d... | zh-cn |
pair_34651487 | To investigate the effect of prophylactic C <sub>4, 5</sub> foraminal dilatation in posterior cervical open-door surgery on postoperative C <sub>5</sub> nerve root palsy syndrome. The clinical data of patients with cervical spondylotic myelopathy (cervical spinal cord compression segments were more than 3) who met the ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 探讨颈椎后路单开门手术中预防性行 C <sub>4、5</sub> 椎间孔扩大对术后发生 C <sub>5</sub> 神经根麻痹综合征的影响。. 回顾分析 2016 年 3 月—2019 年 3 月收治且符合选择标准的脊髓型颈椎病(颈脊髓受压节段≥3 个)患者临床资料,其中 40 例采用颈椎后路单开门术中预防性行 C <sub>4、5</sub> 椎间孔扩大治疗(观察组),40 例行单纯颈椎后路单开门手术治疗(对照组)。两组患者性别、年龄、病程、脊髓症状 Nurick 分级及术前 C <sub>4、5</sub> 椎间孔大小、日本骨科协会(JOA)评分、疼痛视觉模拟评分(VAS)等一般资料比较差异均无统计学意义( <i>P</i>... | zh-cn |
pair_34651488 | To summarize the difficulties and key points of free deep inferior epigastric artery perforator flap (DIEP) transplantation in breast shaping of two-staged breast reconstruction with vertical scar. The clinical data of 32 postoperative breast cancer patients after mastectomy who underwent free DIEP transplantation for ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 总结游离腹壁下动脉穿支皮瓣(deep inferior epigastric artery perforator flap,DIEP)移植在纵形瘢痕乳腺癌二期再造中乳房塑形的难点和要点。. 回顾分析 2015 年 10 月—2019 年 10 月收治的 32 例二期行游离 DIEP 移植再造乳房的乳腺癌术后患者,原手术切口均为垂直纵形。患者均为女性;年龄 31~42 岁,平均 34.6 岁。乳腺癌病程 9~48 个月,平均 22.8 个月。均采用对侧血管蒂的游离 DIEP 移植,受区血管为胸廓内血管。其中 17 例皮瓣为纵形摆放,15 例皮瓣为斜形摆放;18 例采用辅助“Z”字皮瓣调整受区胸壁皮袋;23 例同时行对侧乳房缩乳上提术。... | zh-cn |
pair_34651489 | To study the effect of intercellular adhesion (ica) operon of <i>Staphylococcus epidermidis</i> on the inflammation associated with mixed biofilm of <i>Staphylococcus epidermidis</i> and <i>Candida albicans</i> on endotracheal tube material in rabbits. The standard strains of <i>Staphylococcus epidermidis</i> RP62A (ic... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 探讨表皮葡萄球菌胞间黏附素基因(intercellular adhesion,ica)操纵子对气管导管材料表面表皮葡萄球菌与白假丝酵母菌混合生物膜相关炎症作用影响的体内研究。. 取表皮葡萄球菌标准株 RP62A(ica 操纵子阳性,阳性组)、ATCC12228(ica 操纵子阴性,阴性组)制备浓度为 1×10 <sup>6</sup>CFU/mL 的菌液,分别与相同浓度的白假丝酵母菌标准株 ATCC10231 菌液按照 1∶1 比例制备成混合培养菌液后,与气管导管材料片孵育 24 h,扫描电镜观察材料表面混合生物膜形成情况。取 4~6 月龄新西兰兔 30 只分为两组( <i>n</i>=15),分别于气管旁植入孵育 24 h 的阳性... | zh-cn |
pair_34651490 | Low back pain is a common disease. In 2020, the North American Spine Society (NASS) formulated an evidence-based clinical guideline for the diagnosis and treatment of non-specific low back pain. The guidelines mainly addressed five aspects of non-specific low back pain: diagnosis, imaging examination, conservative trea... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 下腰痛是一种临床常见疾病。2020 年北美脊柱协会(NASS)制定了非特异性下腰痛的循证医学指南,该指南主要围绕非特异性下腰痛的诊断、影像学检查、保守治疗、介入治疗和外科治疗五个方面进行论述。本文在充分研读指南基础上,对非特异性下腰痛诊治展开论述,以供临床参考。. | zh-cn |
pair_34651491 | To summarize the research progress of interfacial tissue engineering in rotator cuff repair. The recent literature at home and abroad concerning interfacial tissue engineering in rotator cuff repair was analysed and summarized. Interfacial tissue engineering is to reconstruct complex and hierarchical interfacial tissue... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 综述肩袖损伤修复的界面组织工程研究进展。. 查阅近年国内外有关肩袖损伤修复的界面组织工程相关研究文献,并进行总结分析。. 界面组织工程研究是通过多种方法重建复杂的、层次分明的界面组织,修复或再生受损的不同组织连接部位。肩袖损伤界面组织工程主要包括种子细胞、生长因子、生物材料、氧浓度和力学刺激等方面。. 肩袖损伤愈合和再生的最佳策略不仅需要使用具有梯度变化的生物材料,还需要种子细胞、生长因子和特定培养条件(例如氧浓度和力学刺激)的结合,然而相应治疗手段的临床转化仍然是一个非常缓慢的过程。. | zh-cn |
pair_34651492 | To review the current status and progress of locking plate for the treatment of distal femoral comminuted fractures. The related literature was extensively reviewed to summarize the current status and progress in the treatment of distal femoral comminuted fracture with locking plate from four aspects: the current treat... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 对锁定钢板治疗股骨远端粉碎性骨折的现状与进展进行综述。. 广泛查阅近年国内外相关文献,从锁定钢板的治疗现状、锁定钢板的不足与对策、锁定技术的进展、锁定钢板与数字骨科技术 4 个方面,总结锁定钢板治疗股骨远端粉碎性骨折的现状与进展。. 股骨远端粉碎性骨折治疗较为棘手,外侧锁定钢板作为股骨远端粉碎性骨折最常用固定方式,仍面临着较高治疗失败率。双钢板可改善粉碎性骨折的力学稳定性,但何时选择双钢板固定仍缺乏具体量化标准。远皮质锁定螺钉可改善骨折断端间的微动、促进骨痂生长,显示了较好的应用价值。双相钢板是对传统锁定钢板的优化,但有待临床进一步验证其效果。数字骨科技术作为一种辅助手段,显示了较好的应用前景。. 锁定钢板内在缺陷是影响股骨远端粉碎... | zh-cn |
pair_34654892 | The pathogenesis of central serous chorioretinopathy (CSCR), a pachychoroid disease, is poorly understood. While choroid hyperpermeability and retinal pigment epithelium dysfunction are cornerstones for developing CSCR, the mechanisms at the retinal, vascular, retinal pigment epithelium, and cellular level continue to ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 摘要: 中心性浆液性脉络膜视网膜病变 (central serous chorioretinopathy, CSCR) 为肥厚性脉络膜疾病, 其发病机制尚不清楚。虽然脉络膜高通透性和视网膜色素上皮功能障碍是CSCR发生的基础, 但其在视网膜、血管、视网膜色素上皮和细胞水平上的机制仍是一个谜。一些临床前研究和小规模、控制不佳的临床试验的进展使我们对疾病机制的了解有限。由于目前的试验对CSCR的功能和结构获得的结果不一致, 因此仍然缺乏有效的治疗方法。因此, 批判性地评估文献以探索疾病机制, 并提供病理生理学方面的最新理解, 可为新的治疗方法提供有价值的信息和途径。在本研究中, 我们全面总结了CSCR的机制, 并强调了当前文献的不足之处... | zh-cn |
pair_34658189 | Fine roots play an important role in energy flow and substance cycling in forests. How-ever, the estimates of biomass, production and turnover of fine roots remain large uncertainties, and the mechanism underlying local-scale spatial variation in fine roots is still unclear. In a temperate secondary forest in the Maoer... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 细根在森林生态系统能量流动与物质循环中占有重要地位,但其生物量、生产和周转测定尚存在很大的不确定性,而且局域尺度空间变异机制尚不清楚。本研究分析了帽儿山温带天然次生林活细根生物量和死细根生物量在0~100 cm剖面的垂直分布与0~20 cm细根的季节动态、生产力和周转率,对比了采用连续根钻法(包括决策矩阵法和极差法)和内生长袋(直径3和5 cm)估测细根生产力和细根周转率,并探讨了可能影响细根的林分因子。结果表明: 76.8%的活细根生物量和62.9%的死细根生物量均集中在0~20 cm土层,随着深度增加,二者均呈指数形式减少。活细根生物量和死细根生物量的季节变化不显著,可能与冬季几乎无降雪而夏季降雨异常多有关。2种直径内生长袋估计... | zh-cn |
pair_34658193 | We investigated the effects of understory removal on soil microbial community and soil physicochemical properties in a field experiment following random block design in subtropical moso bamboo (<i>Phyllostachys edulis</i>) plantations, which were widely contributed in middle subtropical area, aiming to assess the regul... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 本研究以中亚热带地区广泛分布的毛竹林为对象,采用随机区组实验设计,分析了林下植物剔除对毛竹林土壤微生物群落结构和土壤理化特性的影响,探讨林下植物对毛竹林土壤微生物群落结构的调控机制。结果表明: 林下植物剔除对土壤理化特性产生显著影响,主要表现为土壤全氮、 硝态氮和有效磷含量增加,而土壤铵态氮、全磷含量及土壤pH值降低。此外,林下植物剔除显著降低了总微生物和细菌(B)的PLFAs,增加了真菌(F)PLFAs,从而增加了F/B值。冗余分析表明,林下植物剔除驱动下的土壤pH值降低是土壤真菌含量增加的主要原因;而全磷含量及pH值的降低是土壤细菌含量显著降低的主要原因,其中i14:0、i15:0及i16:0含量的降低主导了细菌总量的降低。毛竹... | zh-cn |
pair_34658195 | Twig blight is a serious disease of bayberry, which limits bayberry production. In order to prevent and manage the disease, we used high-throughput sequencing technology to analyze bacterial and fungal community richness and diversity in various organs of the tree, bulk and rhizosphere soil of healthy and diseased bayb... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 凋萎病是制约杨梅产业发展的严重病害。为了有效防控凋萎病,本研究分析了杨梅健康和感染凋萎病树体各部位及根表土和根围土中细菌和真菌群落的丰富度与多样性的差异。结果表明: 与健康树相比,病树根围土、根表土、根、枝干、枝皮和叶片的细菌和真菌丰富度均发生了显著变化,其中,根表土细菌和枝皮内真菌的丰富度和多样性均显著降低,而枝皮内细菌和根表土的真菌丰富度和多样性均显著升高。病树各部位及根表、根围土细菌和真菌的优势菌相对丰度在门、纲和属水平上发生了明显的变化,在病树枝干、根和根表土中的假单胞菌属及根表土、根围土中的镰刀菌属的相对丰度明显降低,病树根表土及根围土中青霉菌属的相对丰度明显增加。与凋萎病菌同属的拟盘多毛孢菌在病树根内显著减少,而在其他位... | zh-cn |
pair_34658196 | A field manipulative experiment was carried out during 2015 and 2016 to examine the changes and influencing factors of root production, turnover rate, and standing crop under different nitrogen (N) addition levels, <i>i.e</i>., 0, 1, 2, 4, 8 and 16 g N·m<sup>-2</sup>·a<sup>-1</sup>, in a Tibetan alpine steppe. The resu... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 本研究于2015—2016年进行野外控制试验,分析了不同施氮(N)水平(0、1、2、4、8、16 g N·m<sup>-2</sup>·a<sup>-1</sup>)对青藏高原高寒草原根系生产、周转速率和现存量的影响及其调控因素。结果表明: 随着施N量的增加,根系生产量和现存量呈线性或指数下降的趋势。与对照相比,16 g N·m<sup>-2</sup>·a<sup>-1</sup>处理根系生产量和现存量2年平均下降43.0%和45.7%。根系周转速率呈先上升后下降的趋势,2015年和2016年分别在2和4 g N·m<sup>-2</sup>·a<sup>-1</sup>处理达到峰值。线性混合模型结果显示,根系淀粉含量是调控根系生... | zh-cn |
pair_34658198 | As a clean and green renewable energy source, wind power attracts more and more attention globally, and rapidly expands its use scale. There are conflicts between wind power development and bird protection. The impacts of wind farms on birds is a hot topic for ecologists and conservationists. To estimate the effects of... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 风电作为清洁可再生绿色能源越来越受到世界各国的重视,其建设规模也在不断扩大,导致风电建设与鸟类保护的矛盾进一步凸显,如何协调风电发展与物种保护已成为生态学家和保护生物学家关注的热点主题。为了探究风机对鸟类物种、功能和谱系的影响,本研究于2019年1、3、4、5月,采用样线法对连山风电场的鸟类多样性进行了4次调查。根据样线离风机距离的远近设置4个梯度: 100~300 m有6条样线,300~500 m 有13条样线,500~700 m 有8条样线,>700 m 有5条样线。结果表明: 本次调查中记录了繁殖留鸟76种,隶属于11目31科,目、科中数量最多是雀形目(53种)和画眉科(12种)。鸟类物种丰富度、功能丰富度(FRic)和谱系多... | zh-cn |
pair_34658199 | A field experiment was conducted using Hanfu apple grafted on 10 dwarfing interstocks to evaluate plant growth, yield, and fruit quality of different apple-interstock combinations in Hulu-dao, Liaoning Province, in order to select the most suitable apple-interstock combinations in the study area. The results showed tha... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 本研究以10个矮化中间砧木嫁接的寒富苹果为试材,分析了不同矮化中间砧对葫芦岛产区的寒富苹果生长、产量和果实品质的影响,以期为葫芦岛产区选配优良的苹果砧穗组合。结果表明: 不同矮化中间砧对寒富苹果生长势、产量和果实品质指标的影响存在显著差异,株高、枝量、叶片鲜重、枝条鲜重、根鲜重、根系总体积、根系平均直径和总根尖数均以GM256嫁接树最高,基径、枝长、根系总长度和总表面积以CX5嫁接树最高;果实硬度、可溶性固形物和可溶性糖含量以M26嫁接树最大,果实纵径、横径和单果鲜重均以GM256嫁接树最大。采用模糊评价法综合评价显示,在葫芦岛地区,10种中间砧木嫁接寒富苹果的综合性状得分由高到低排序为: GM256、CX5、B9、JM7、CG80... | zh-cn |
pair_34658201 | We analyzed soil water, nutrients, and yields in three different slope sites in the sloping farmland under Yuluxiang pear planted in the loess hilly region of Western Shanxi, across the growth periods and different soil depths. The results showed that: 1) The yield of pear was in the order of high slope site > middle s... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 本研究以晋西黄土丘陵区玉露香梨种植下的3种不同坡位坡耕地土壤为对象,对不同坡位、不同生育期、不同深度的土壤水分、养分和产量进行观测分析。结果表明: 不同坡位中,香梨产量为高坡位>中坡位>低坡位,高坡位香梨产量与土壤含水量(SWC)、有机质(SOM)、速效钾(AK)显著相关,其中AK对产量的影响最显著,中、低坡位香梨产量与SWC、SOM、全氮(TN)显著相关,其中SWC对产量的影响最显著;高坡位SWC、SOM、速效磷(AP)和TN含量高于中、低坡位,而中坡位AK含量最高。不同土层深度中,土壤养分含量在0~20 cm最高,20~40 cm最低,而SWC在0~20 cm显著低于其他土层,在20~40 cm最高。不同生育期中,开花期SOM、... | zh-cn |
pair_34658207 | Continuous rain disaster is a kind of complex disaster with high frequency in the Basin area of Sichuan Province. Continuous rainy weather may appear in every growing stage of rice, with consequences on the yield and quality. Based on the meteorological data of 105 meteorological stations between 1981 and 2019, combini... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | None | zh-cn |
pair_34658209 | To clarify the effects of organic fertilizer application on crop yield and soil properties in rice-wheat rotation system in China, we carried out a meta-analysis to quantitatively evaluate the effects of organic fertilizer types (ordinary organic fertilizer, biochar, and straw), fertilization regimes (organic fertilize... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 为明确稻麦轮作系统有机肥施用对作物产量和土壤性质的影响,本研究搜集已公开发表的文献数据,利用meta分析法定量分析了有机肥类型(普通有机肥、生物质炭、秸秆)、施用策略(单施有机肥、有机肥配施部分化肥、有机肥配施全量化肥)、施用年限(短期、中期、长期)对稻麦产量和土壤性质的影响及其对不同土壤条件(酸性、中性、碱性)的响应。结果表明: 与单施化肥相比,有机肥施用对水稻和小麦的增产效应相近,分别为3.1%和3.0%。有机肥施用对土壤性质的提升效果更明显,显著降低了土壤容重(5.7%),显著提高了土壤有机质、全氮、全磷、碱解氮、速效磷和速效钾含量,以及微生物生物量碳、氮,增幅在11.7%~38.4%。不同类型有机肥中,生物质炭和普通有机肥对... | zh-cn |
pair_34658211 | We examined the effects of long-term no-tillage sowing with crop stubbles on seedling emergence quality and yield of spring wheat under the three typical spring wheat planting modes of single wheat, wheat-corn intercropping and wheat-soybean intercropping in a long-term field experiment in Hexi oasis irrigated area, ai... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 本研究通过田间定位试验,探讨了河西绿洲灌区单作小麦、小麦/玉米间作、小麦/大豆间作3种典型春小麦生产模式下,长期留茬免耕播种对春小麦出苗和产量的影响,为该区域春小麦高效可持续生产提供理论依据。结果表明: 与传统翻耕相比,留茬免耕播种小麦/玉米和小麦/大豆间作的小麦出苗率、出苗均匀度下降明显,降幅分别为3.3%~8.6%、9.6%~20.5%和2.9%~8.8%、10.7%~61.7%;单作小麦的出苗均匀度有所提高,其中2019年显著增加14.9%,而出苗率在2020年显著降低4.2%;3种种植方式下,春小麦麦苗整齐度均有所下降。留茬免耕播种3种种植模式下,春小麦成穗数在收获时均与传统翻耕处理持平,差异不显著。3种模式下的春小麦均可以... | zh-cn |
pair_34658214 | Extreme weather/climate events increased significantly because of global warming. Based on daily records from 16 meteorological stations in the Poyang Lake Basin (PLB) from 1959 to 2019, we comprehensively investigated the temporal-spatial and non-stationarity characteristics of extreme precipitation from three dimensi... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 全球变暖背景下的极端天气气候事件显著增加。本研究基于PreWhitening Mann-Kendall(PWMK)、极点对称模态分解法和广义可加模型,利用鄱阳湖流域1959—2019年16个国家级气象站点的逐日降水数据,从极端降水的强度、频率和持续性3个维度系统检测和分析流域极端降水的时空分布和非平稳性特征。结果表明: 研究期间,鄱阳湖流域极端降水强度和频率呈显著增加趋势,持续性呈下降趋势,极端降水整体表现出强度大、频率高、持续时间短的特点;极端降水存在明显的汛期和非汛期时间分异规律,汛期极端降水集中在流域北部和中部,而非汛期多集中于中部,子流域中信江流域降水量增加趋势最显著,达到2.10 mm·a<sup>-1</sup>;汛期极... | zh-cn |
pair_34658215 | Under the background of rapid urbanization, the problem of fragmented habitat patches in economically developed areas is particularly prominent, where biodiversity is seriously threa-tened. Therefore, the construction of ecological network is an important measure to connect habitat patches and protect biological habita... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | None | zh-cn |
pair_34658216 | A comprehensive measurement of green economic efficiency in the Yellow River Delta region can provide a reference basis for achieving ecological protection and high-quality development. We constructed an evaluation system of green economic efficiency in counties based on multi-source remote sensing data. We adopted the... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 综合测度黄河三角洲地区的绿色经济效率,可为实现黄河三角洲地区生态保护和高质量发展提供参考依据。本研究依托多源遥感数据构建了县域绿色经济效率评价体系,采用考虑非期望产出的Super-EBM模型对黄河三角洲县域绿色经济效率进行了综合测度,运用核密度函数估计等方法刻画了时空演变特征,最后利用系统广义矩估计法识别其影响因素。结果表明: 2000—2015年黄河三角洲县域绿色经济综合效率和纯技术效率呈现波动上升态势,规模效率呈快速提升后保持平稳的类“Γ”型趋势,综合效率的提升由规模-技术驱动向技术主导转变;黄河三角洲县域绿色经济综合效率和纯技术效率呈现由“俱乐部收敛”向“整体收敛”演进趋势,低效率县区对高效率县区形成“追赶效应”,规模效率趋向... | zh-cn |
pair_34658217 | Vertical expansion makes the structure and pattern of the city more complicated. Traditional two-dimensional landscape pattern cannot completely reflect the ecological structure and functional characteristics of urban landscape. In this study, we used the three-dimensional landscape pattern metrics to quantify the regi... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 城市的垂向扩展加深了城市构成与格局的复杂性,传统的二维景观格局研究较难完整体现当前城市景观的生态结构与功能特性。本研究以上海市中心城区为研究区域,选取三维景观格局指数量化研究区域三维景观格局,并运用增强回归树机器学习算法综合分析社会、环境因子与城市景观格局的交互影响。结果表明: 高建筑率、平均建筑高度和建筑高度标准偏差在上海市内环周边区域的数值较高,建筑数量、景观形状指数在外环周边的数值较高,建筑覆盖率、容积率和Shannon多样性指数在城市中心的数值较高,且浦西总体高于浦东。人口密度和归一化植被指数(NDVI)对三维景观格局的交互影响最显著,生产总值的影响程度最低。三维景观格局指数在一定范围内随社会因子中的人口密度增大而增大,随环... | zh-cn |
pair_34658219 | In this study, we examined the toxic effect of sublethal doses of acetochlor (1, 2, 4, 8 mg·kg<sup>-1</sup>) on earthworms by exogenous addition. The growth inhibition rate, cytochrome P450 isozymes (CYP1A2, 2C9 and 3A4) activities and the metabolomics were analyzed after seven days of exposure, to infer the toxicity t... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 本研究以赤子爱胜蚓为受试生物,采用外源添加污染物的方法,将受试生物暴露于含亚致死剂量乙草胺(添加浓度分别为1、2、4、8 mg·kg<sup>-1</sup>)的土壤中7 d,研究蚯蚓生长抑制率、细胞色素P450同工酶(CYP1A2、2C9和3A4)活力及代谢组学对乙草胺的响应,从个体、酶、小分子标记物3个层次探讨亚致死剂量乙草胺对蚯蚓的毒性效应,初步推断其毒性作用阈值,筛选敏感生物标记物,探讨其致毒机理。结果表明: 乙草胺暴露下,与对照相比,蚯蚓体重抑制率无明显差异,但CYP1A2、2C9和3A4活力受到明显抑制,10组小分子代谢物(1, 6-二磷酸果糖、胞苷酸、尿苷酸、腺苷酸、腺苷、黄嘌呤、延胡索酸、二羟基戊二酸、鸟氨酸与16-... | zh-cn |
pair_34658220 | As a carrier of environmental pollutants, microplastics have received wide concerns in recent years. However, the direct and indirect effects of the coexistence of polystyrene particles (PS) and pollutants on vegetables are still unclear. Here, the combined effects of 0.25, 0.50, 1.0 mg·mL<sup>-1</sup> PS and 5 mg·L<su... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | None | zh-cn |
pair_34658221 | Crude oil may block soil pores, affect soil water repellency, and change soil water movement. In this study, soil column simulation was used to study the effects of different crude oil pollution levels (0, 0.5%, 1%, 2%, 4%) on the water infiltration processes in loessial soil and aeolian sandy soil. The results showed ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 原油进入土壤后会堵塞土壤孔隙,影响土壤斥水性,改变土壤水分运动状况。本研究利用土柱模拟的方法,研究了不同原油污染程度(0、0.5%、1%、2%、4%)对黄绵土和风沙土水分入渗过程的影响。结果表明: 随着原油含量的增加,两种土壤湿润锋的推进速度和入渗速率均减小,土壤原油污染程度为4%时湿润锋运移到土柱底部的所需时间最长,污染程度为0时湿润锋运移到土柱底部的所需时间最短,黄绵土湿润锋达到土柱底部所需最长时间是最短时间的5倍,风沙土最长时间是最短时间的48倍;当湿润锋运移到土柱底部时,黄绵土的累积入渗量随原油含量的增加而减小,而风沙土的累积入渗量先增大后减小;在高浓度(2%、4%)原油处理下,风沙土的累积入渗量曲线出现“翘尾”现象。Kos... | zh-cn |
pair_34658222 | We investigated population structure, resource density changes of <i>Larimichthys</i> <i>polyactis</i> and its relationship with environmental factors in spring, based on the survey data of bottom trawl in adjacent sea areas of Zhoushan fishery spawning ground protection area from 2014 to 2019. The results showed that ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 根据2014—2019年舟山渔场产卵场保护区及邻近海域底拖网调查资料,分析了春季小黄鱼的群体结构、资源密度变化及其与环境因子的关系。结果表明: 小黄鱼的体长-体重关系式为: <i>W</i>=0.44×10<sup>-4</sup>×<i>L</i><sup>2.78</sup>,<i>b</i>值<3,说明近年来小黄鱼为负异速生长,肥满度与体长呈负相关,身体趋于细长。2014—2019年小黄鱼的体长和体重均以2014年最高、2019年最低。2014年以来,舟山渔场产卵场保护区及邻近海域小黄鱼的群体规格逐渐减小,说明近年来小黄鱼个体小型化现象并未改善。与产卵场保护区设立前的数据相比,保护区建立后小黄鱼资源密度有所提升,表明保护区管护... | zh-cn |
pair_34658224 | We examined the distribution of melanin during the development of the larvae of <i>Schizothorax o'connori</i> except the eyes with histological method. The results showed that after hatching, the appearance sequence of melanin in different organs were following an order of the outer membrane of neurocranium, the perica... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 本文运用组织学方法对异齿裂腹鱼仔鱼发育过程中除眼睛以外的黑色素分布进行研究。结果表明: 异齿裂腹鱼孵化出膜后,黑色素在各个组织器官的出现顺序为: 脑颅外膜→围心腔、背部皮肤→腹腔内膜、脊髓腔。其中,出膜5 d时脑颅外膜处出现黑色素;7 d时围心腔和背部皮肤出现黑色素;10 d时腹腔内膜、脊髓腔出现黑色素。异齿裂腹鱼出膜10 d后,其皮肤和内脏器官(脑颅、围心腔、腹腔内膜、脊髓腔)均具有黑色素,且主要分布在背侧。黑色素在异齿裂腹鱼仔鱼发育过程中的出现时序和分布规律可能与其所处的强紫外辐射环境有关。本研究可为研究鱼类黑色素的紫外防护机制提供参考,并为今后高原鱼类仔鱼的培育条件优化提供理论支撑。. | zh-cn |
pair_34658225 | Urban street canyon is one of the most important characteristics and spatial forms of cities. It is one of the most frequently used public spaces in cities, with the most serious automobile exhaust pollution and the largest population density. The unreasonable space configuration and internal composition might decrease... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 城市街谷是现代城市最重要的空间形式与特征之一,是城市中使用频率最高、汽车尾气污染最严重、日常人口密度最大的公共空间类型之一。城市街谷不合理的空间配置和结构会造成城市通风自净能力降低,大气污染物浓度增高。本文综述了城市街谷形态、行道树配置、机动车车流量和气象因素等对街谷大气污染物分布的影响,以及数值模拟、风洞试验和实地监测等用于街谷大气污染物分布及扩散研究的相关方法。建议未来以实地监测数据为基础,综合考虑多种因素对街谷大气污染物分布的研究,提出适宜城市大气污染物扩散的城市街谷构建模式,从城市规划和格局优化的角度为城市大气污染物的减控提出科学支撑和优化方案。. | zh-cn |
pair_34659653 | The no-visitor policies endorsed by healthcare organizations to limit COVID-19 virus risk exposure have unfortunately contributed to the isolation of patients further exacerbating distress in relatives and frontline healthcare workers. To contrast such effects, many healthcare institutions have adopted technology-based... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 医疗机构批准的限制 COVID-19 病毒风险暴露的无访客政策不幸导致患者被隔离,进一步加剧了亲属和一线医护人员的痛苦。为了应对这种影响,许多医疗机构采用了基于技术的解决方案,通过虚拟设备帮助患者和家人进行在线沟通。迄今为止,还没有研究考查帮助患者家庭视频通话是否会减轻一线医疗保健专业人员的痛苦程度。通过患者家属视频通话重建因疫情中断的亲友联系来照顾患者的情感需求,有望作为一个对疫情引发应激的照料与结盟反应的例子,减轻敬业的医护人员的困扰。我们在 2020 年 6 月 1 日至 30 日期间进行的一项横断面研究中检验了这一假设#x0FF0C;涉及在意大利从事 COVID-19 一线工作的 209 名医护人员(护士 = 146; 医生... | zh-cn |
pair_34659653 | The no-visitor policies endorsed by healthcare organizations to limit COVID-19 virus risk exposure have unfortunately contributed to the isolation of patients further exacerbating distress in relatives and frontline healthcare workers. To contrast such effects, many healthcare institutions have adopted technology-based... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | La política de no recibir visitas que ha sido legitimada por organizaciones de atención de salud para limitar el riesgo de la exposición al virus COVID-19 ha contribuido en forma desafortunada al aislamiento de los pacientes, lo que aumenta el malestar/angustia en familiares y en trabajadores de salud de la primera lín... | es |
pair_34664437 | More attention has been paid to the monitoring, assessment, prediction, early warning and sustainable management of regional ecological environment and the changes of ecosystem state in recent years. It is an important scientific and technological task to develop quantitative methods and numerical simulation techniques... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 当代生态系统科学研究更加关注区域生态环境及生态系统状态变化的监测、评估、预测、预警及生态环境可持续管理。在深入理解陆地生态系统的要素、过程、功能、格局及其相互作用机理基础上,发展生态系统定量化描述方法和数值模拟技术,集成构建大陆尺度的“多过程耦合-多技术集成-多目标应用”的陆地生态系统数值模拟器已成为生态系统与全球变化及其资源、环境和灾害效应科学研究的重要科技任务。本研究围绕宏观生态系统模拟分析方法问题,在回顾陆地生态系统模型研究现状和发展趋势的基础上,深入讨论开发大尺度陆地生态系统动态变化和空间变异及其资源环境效应模拟系统的理念,以及模拟系统的功能定位、结构设计等基本问题,为构造中国陆地生态系统数值模拟器提供参考。. | zh-cn |
pair_34664438 | Cover crops are grown in temporal and spatial gaps of agricultural production to reduce or avoid soil exposure. As it can protect farmland soil from wind erosion, water erosion and human disturbance, planting cover crops is considered as a new type of conservation tillage practice. Here, we briefly introduced the plant... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 覆盖作物指的是在农业生产间隙种植,使土壤在时间或空间上减少或避免裸露的一种作物。其能使农田土壤免受风蚀、水蚀和人为扰动的影响,被认为是一种新型的保护性耕作方式。本文简要介绍了农田覆盖作物的种植管理情况,包括种植品种、耕作模式和绿肥作物的灭生还田方式等,可为推广覆盖作物在农田休闲期的高效大面积种植提供参考。基于国内外研究综述了绿肥种植对经济作物、土壤质量、杂草抑制、温室气体排放和土壤微生物等的影响及研究进展,阐明了覆盖作物对农田生态系统的诸多益处。尽管覆盖作物存在局限性,例如短期收益不明显、管理措施不当会造成作物减产等,但其在改善土壤质量、实现农业可持续发展方面仍然具有重要的应用价值。. | zh-cn |
pair_34664440 | We examined carbon chemical composition and stability along soil depth (topsoil 0-5 cm, mid-soil 20-40 cm, and deep soil 60-100 cm) in a no-tillage (NT) agricultural system with various amount of corn stover as mulch for 8 years, including 0 (NT<sub>0</sub>), 33% (NT<sub>33</sub>), 67% (NT<sub>67</sub>) and 100% (NT<su... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 依托位于中国东北黑土地区长期免耕玉米秸秆还田试验平台,分析了不同秸秆还田量(0、33%、67%和100%)连续归还8年后表层(0~5 cm)、中层(20~40 cm)和深层(60~100 cm)土壤有机碳中红外光谱特征,评价了玉米秸秆还田量对免耕土壤碳化学组成和稳定性的影响。结果表明: 与免耕无秸秆覆盖还田相比,33%与100%秸秆还田均有利于表层和中层多糖组分的积累,但前者降低了表层土壤碳组成多样性,而后者有利于各层次土壤碳化学稳定性的维持;67%秸秆还田提高了深层土壤碳化学稳定性。综上,当秸秆资源充足时,免耕结合100%全量秸秆还田可在提高0~40 cm土层微生物可利用碳底物的基础上,维持土壤碳的化学稳定性。秸秆还田量与土壤中红... | zh-cn |
pair_34664442 | To understand the effects of straw return modes on soil carbon pools, we investigated total soil organic carbon (SOC), labile organic carbon fractions, and inorganic carbon (SIC) in different straw return modes at a depth of 0-40 cm under a maize-wheat cropping system in the Guanzhong Plain, Shaanxi, based on an 11-yea... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 为探究不同秸秆还田模式对土壤碳库的影响,以陕西关中平原连续11年麦玉秸秆还田定位试验为基础,选择5种还田模式,即秸秆均不还田(CK)、小麦高留茬-玉米秸秆粉碎还田(WH-MC)、小麦玉米秸秆均粉碎还田(WC-MC)、小麦高留茬-玉米秸秆不还田(WH-MN)和小麦秸秆粉碎还田-玉米秸秆不还田(WC-MN),测定不同模式土壤有机碳(SOC)、活性碳组分和无机碳(SIC)在0~40 cm土层的分布。结果表明: 与CK相比,WH-MC和WC-MC的SOC储量分别增加28.1%和22.2%,SIC储量分别增加20.4%和17.3%;与试验初始土壤碳储量相比,各还田模式SOC固持量变化为-0.84~6.55 t·hm<sup>-2</sup>,... | zh-cn |
pair_34664443 | In order to explore the impacts of different tillage managements on the structure and diversity of microbial community in fluvo-aquic soil, the phospholipid fatty acid (PLFA) method was used to determine microbial community composition in soil aggregates. Four tillage treatments were set up in Qihe County, Shandong Pro... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 为探究不同耕作方式对潮土土壤团聚体微生物群落结构和多样性的影响,采用磷脂脂肪酸(PLFA)法测定了土壤团聚体中微生物群落。试验设置4个耕作处理,分别为旋耕+秸秆还田(RT)、深耕+秸秆还田(DP)、深松+秸秆还田(SS)和免耕+秸秆还田(NT)。结果表明:与RT相比,DP处理显著提高了原状土壤和>5 mm粒级土壤团聚体中真菌PLFAs量和真菌/细菌,为真菌的繁殖提供了有利条件,有助于土壤有机质的贮存,提高了土壤生态系统的缓冲能力;提高了5~2 mm粒级土壤团聚体中细菌PLFAs量,降低了土壤革兰氏阳性菌/革兰氏阴性菌,改善了土壤营养状况;提高了<0.25 mm粒级土壤团聚体中微生物丰富度指数。总的来说,深耕+秸秆还田(DP)对土壤团... | zh-cn |
pair_34664445 | Leaf mass per area (LMA) is an important parameter in the construction of the ecosystem process models. Accurate prediction of the dynamic validation of canopy LMA is of significance to improve the accuracy of ecosystem process models. We conducted vertical whorl-by-whorl sampling and analyzed LMA in different seasons ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 比叶重(LMA)是构建生态系统过程模型的重要参数之一,准确预测树冠比叶重的动态变化对提高模型精度有重要意义。本研究以黑龙江省尚志市帽儿山林场人工长白山落叶松为对象,分别在生长季针叶不同发育时期对树冠内不同垂直位置的针叶比叶重进行测量,分析针叶比叶重在树冠垂直方向及针叶不同发育时期的变化规律,探讨导致其时间和空间差异的主要因子,建立长白落叶松幼龄林比叶重动态预估模型。结果表明: 比叶重在树冠垂直方向表现为随着相对着枝深度(RDINC)的增加而减小,完全展叶后比叶重在垂直方向的变化幅度明显高于展叶初期。比叶重在不同发育时期表现为随发育进程先增大后趋于稳定,该趋势随着树冠深度的增加而逐渐减弱。分别以RDINC和年度积日(DOY)为单一变量... | zh-cn |
pair_34664447 | To reveal the community succession rule of natural secondary forest, we investigated basic characteristics and coordinates of each tree (DBH≥1 cm) within a plot (100 m×100 m) using the adjacent grid method and examined the distribution pattern and spatial associations of dead woods in a natural spruce-fir secondary for... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 为揭示天然次生林群落演替规律,以吉林省汪清林业局金沟岭林场的云冷杉天然次生林为对象,采用相邻网格法调查样地(100 m×100 m)内每株林木(DBH≥1 cm)的基本特征及坐标位置,研究死木的分布格局及空间关联性。结果表明: 死木的径级分布呈左偏单峰山状分布,其中枯倒木呈多峰山状分布;各树种的死木株数与该树种的总株数没有必然联系;树种死木株数与树种混交度之间存在显著负指数关系;死木主要在0~8 m尺度上呈聚集分布,随着尺度的增大,逐渐转变为随机分布或均匀分布,以随机分布为主;中(10 cm≤DBH<20 cm)、小径级(1 cm≤DBH<10 cm)死木在8 m以下的小尺度上的聚集分布是造成死木总体在小尺度上呈聚集分布的主要原因。... | zh-cn |
pair_34664451 | Increasing atmospheric nitrogen (N) deposition greatly affects species diversity, productivity, and stability of ecosystems. It is thus of the great importance to understand how grassland N pools respond to the increased atmospheric N deposition. This study was conducted in a meadow steppe in Erguna, Inner Mongolia, Ch... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | None | zh-cn |
pair_34664453 | In this study, five different organic and chemical fertilizer treatments (100% chemical fertilizers and 14%, 28%, 56%, and 84% organic fertilizers instead of chemical fertilizers) were set up to examine their effects on agronomic characteristics, yield, mineral nutrient absorption and effective component content of <i>... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | None | zh-cn |
pair_34664454 | With the development of strawberry cultivated area in China, the demands for high-quality strawberry seedlings are increasing year by year. The research on the evaluation index of strawberry seedlings is needed to ensure the quality of the seedlings. This study aimed to establish an optimal index model of strawberry se... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 随着我国草莓栽培面积逐年增加,草莓种苗需求量越来越大,为了确保种苗育苗质量,亟需开展壮苗评价的研究。本研究以生长40 d的‘红颜’穴盘苗为对象,在测定地上部和地下部生长、鲜重、干重等16项指标的基础上,分别构建单项指标隶属函数,使用加权模糊评判法计算种苗综合评价指数;利用主成分分析筛选的关键指标组成多个壮苗指数模型,与种苗综合评价指数进行相关性分析后,确定最佳草莓壮苗指数模型并进行验证。结果表明: 随机选取的320株草莓种苗16项指标存在显著差异,综合评价指数为0.165~0.817,可作为壮苗指数模型构建和种苗质量评价的依据。主成分分析将16项指标划分为地上部相关指标、地下部相关指标和色素指标3个主成分,累计贡献率达到79.7%;... | zh-cn |
pair_34664455 | Taking the main production area of yam in North China Plain as the research area, we analyzed the status of soil fertility and fertilizer application in yam production through field investigation and tracking monitoring, examined soil nutrient balance using the input-output model of nutrients in agricultural system, an... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 以华北平原山药主产区为研究区域,通过实地调研、跟踪监测的方法,对山药田肥力现状和施肥现状进行分析,并利用农田养分输入输出模型解析山药田土壤养分平衡状况,同时对山药种植体系的环境风险进行综合评价。结果表明: 1)山药田土壤有机质、全氮含量等级为极低水平,有效磷和有效锌含量为偏低水平,硝态氮、有效铜含量为中等水平,缓效钾、交换性钙、交换性镁、有效硫含量均达极高水平,速效钾、有效铁、有效锰含量则为高水平;2)山药全生育期氮(N)、磷(P<sub>2</sub>O<sub>5</sub>)、钾(K<sub>2</sub>O)养分投入量分别为575~943、341~981、655~1219 kg·hm<sup>-2</sup>,其中化肥氮(N... | zh-cn |
pair_34664457 | Forest resource survey is important for the sustainable development of forest ecosystem in China. The average tree height is a main structural parameter of forest resource survey, and also one of the key parameters with greatest difficulty to obtain. The purpose of this study was to explore the potential of joint activ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 森林资源调查对于我国森林生态系统可持续发展具有重要意义,森林平均高度是森林资源调查的主要结构参数,也是获取难度最大的关键参数之一。为探究联合主被动遥感技术在估测森林平均高度方面的潜力,本研究以吉林省临江市西小山林场为研究区,利用Sentinel-1 SAR和Sentinel-2A数据,通过提取Sentinel-1的2个后向散射系数、8个纹理信息,以及Sentinel-2A的10个光谱波段及其纹理信息和11个植被指数,采用多元线性回归方法分别建立基于上述变量以及融合4类变量的5组平均树高估算模型,并评估各变量对反演精度的影响。结果表明: 单一数据源变量中,基于Sentinel-2A光谱波段提取的纹理信息建模效果较好,能够作为估算森林平... | zh-cn |
pair_34664459 | To explore the effects of diameter class on the climate-growth relationship of trees, the width chronologies of ringwood, earlywood, and latewood of <i>Quercus variabilis</i> were established in the low altitude area of the south aspect of the Taihang Mountains. We estimated the sensitivity of radial growth of two diam... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 为评估径级对树木的气候-生长关系的影响,建立太行山南麓低海拔地区栓皮栎全轮、早材、晚材宽度年表,对比两个径级栓皮栎人工林径向生长对气候响应的敏感性差异,使用叠加时代分析揭示干旱事件对不同径级栓皮栎的影响,为气候变化背景下研究区栓皮栎人工林可持续经营提供参考数据。结果表明: 大径级栓皮栎全轮、晚材年表的平均敏感度高于小径级栓皮栎年表,但小径级栓皮栎早材年表的平均敏感度高于大径级栓皮栎早材年表。晚材是树轮气候响应最敏感的组分。两径级栓皮栎标准年表指数对当年气候因子的响应模式相似。小径级栓皮栎全轮、晚材生长对当年6—8月的气候因子更敏感,其早材对生长季之前(1—2月)气候因子更敏感;而大径级栓皮栎早材对去年的气候因子更敏感,有更强的滞后效... | zh-cn |
pair_34664460 | Higher and more precise requirements are critically needed for the protection, regulation, and restoration of ecological environment in the Qilian Mountain National Park after it is classified as a national park system pilot in China. Based on remote sensing data in 1980-2018, the spatial pattern map of mountain-water-... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 祁连山国家公园被确定为我国国家公园体制试点之后,对其生态环境保护、管制、修复提出了更高、更精准的要求。基于1980—2018年遥感影像数据,构建山水林田湖草空间信息格局图谱,分析祁连山国家公园青海片区一般控制区和核心保护区山水林田湖草的时空分异特征。结果表明: 研究期间,草地是公园主体景观,面积为8174.93 km<sup>2</sup>,其中,核心保护区草地面积是一般控制区的1.2倍;裸岩石质地是未利用土地的主要类型,分别占核心保护区和一般控制区未利用土地面积的86.7%和79.4%;一般控制区的林地面积大于核心保护区;核心保护区的水域面积是一般控制区的4.9倍,核心保护区90.4%的水域面积为永久性冰川雪地;旱地主要集中在一般... | zh-cn |
pair_34664462 | Rainfall intensity, slope length, and slope gradient are the important factors affecting runoff and sediment yield. In order to quantitatively analyze the effects of rainfall intensity, slope length, and slope gradient on the erosion process of Ansai loess slope in loess hilly and gully region, we analyzed the variatio... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 降雨强度、坡长、坡度是影响坡面产流产沙的重要因素。为定量分析降雨强度、坡长、坡度对黄土丘陵沟壑区安塞黄土坡面侵蚀过程的影响,本研究基于室内人工模拟降雨试验,分析2个坡长(5、10 m)、3个坡度(5°、10°、15°)、2个降雨强度(60、90 mm·h<sup>-1</sup>)下安塞黄土坡面产流产沙规律。结果表明: 初始产流时间随坡长增加呈减小趋势,但总体变化不大;初始产流时间随降雨强度增加而减小,与60 mm·h<sup>-1</sup>相比,90 mm·h<sup>-1</sup>下缩短5.7~18 min;10°坡度上的径流起始时间最快。随降雨历时延长,产流率先快速增加,最终逐渐稳定在某一产流率值上下波动;产沙率在产流初期... | zh-cn |
pair_34664463 | Based on the MODIS NDVI data from 2000 to 2018, we estimated the fractional vegetation cover (FVC) using the dimidiate pixel model and analyzed the spatiotemporal characteristics of FVC in the Beijing-Tianjin sand source region (BTSSR). The geographical detector model was used to estimate the impacts of natural and hum... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | None | zh-cn |
pair_34664464 | In order to clarify the eco-environmental quality and its evolution characteristics of Keluke Lake basin, we selected 15 factors of physical geography, meteorology, land use/cover and social economy using comprehensive investigation, remote sensing interpretation and inversion, statistical analysis and other technical ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 为查清可鲁克湖流域生态环境质量及其演化特征,依据环境生态学相关理论,运用综合调查、遥感解译与反演、统计分析等技术手段,选取自然地理、气象、土地利用/覆盖和社会经济4个方面的15个因子,采用因子分析和熵值法计算指标权重,建立流域土壤质量模型和生态环境质量诊断模型,分析2000、2005、2010和2015年可鲁克湖流域土壤与生态环境质量的变化特征。结果表明: 2000、2005、2010和2015年,可鲁克湖流域生态环境质量均值依次为21、47、54和72,呈稳定上升趋势,生态环境质量等级由较差转为良好,土壤质量整体处于中等水平;空间上,北部山区和流域下游湿地及河流周边区域的生态环境质量明显转好。流域生态环境质量变化是人类活动与自然因... | zh-cn |
pair_34664465 | Human activity intensity is mostly used to quantify the degree of human influence on natural systems, with obvious spatial variability. With Lashihai watershed in Yunnan Province as an example, we used SPOT remote sensing images to update land use data, and obtained a comprehensive index of land use intensity after gri... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 人类活动强度多用于衡量人类对自然生态的影响程度,具有明显的空间差异性。本研究以云南省拉市海流域为例,采用SPOT遥感影像对土地利用数据进行更新,通过对不同土地类型赋权得到格网化的土地利用强度综合指数,并将其作为基础人类活动强度。同时,又纳入了当地的骑马和划船两项主要旅游活动,基于马场位置和马匹数量以及船只数量,采用地理信息系统的核密度分析方法进行空间定量化,并在100 m×100 m空间尺度上与基础人类活动强度进行叠加,得到更为精确的综合人类活动强度,并对其空间差异进行分析。结果表明: 格网化和核密度分析在提高空间分析精度的同时,将空间上的叠加和扩散效应体现出来;在拉市海流域综合人类活动强度图中,水域的入海口处强度值最高,海中心强度... | zh-cn |
pair_34664466 | Both the growth and survival of landscape plants are difficult due to the harsh natural conditions in coastal areas of southern China. Many plants suffer from symptoms of salt damage. Different from the damages by salt in the soil, the symptoms of windblown salt are damage to young shoots and leaves. Plants at the wind... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 南方滨海地区自然条件恶劣,植物长势差、存活困难,相当一部分绿化植物表现出一定程度的盐害症状。但这些植物的盐害症状不同于常规的土壤盐害,表现出幼芽幼叶首先受害、迎风面受害症状重于背风面等,推测植物受害原因并非土壤含盐量过高。本研究在植物长势评估的基础上结合土壤及气候分析,对中国南方滨海地区一线海岸24个县市开展了调研。结果表明: 一线海岸植物表现出较强的盐害症状,尤其是台湾海峡区域,但85.4%属脱盐土,且植物盐害等级与风速呈极显著相关,因此提出南方滨海地区绿化植物盐害主要原因是盐雾危害。绘制了首张南方滨海地区一线海岸植物盐害等级分布图,提出了一套植物盐雾危害的诊断方法,并就耐盐雾植物的筛选与配置、绿化工程措施及后期养护等提供了一系列... | zh-cn |
pair_34664467 | The agronomic traits, chlorophyll content, physiological indices of <i>Aronia melanocarpa</i> were compared in five treatments, namely negative control (CK), positive control (PCK), low dose of microbial inoculant (T<sub>1</sub>, 50 g per seedling), moderate dose of microbial inoculant (T<sub>2</sub>, 100 g per seedlin... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 以黑果腺肋花楸为试验材料,设置5个处理组,分别为阴性对照(CK)、阳性对照(PCK)、大田条件下根施低剂量T<sub>1</sub>(每株50 g)、中剂量T<sub>2</sub>(每株100 g)和高剂量T<sub>3</sub>(每株200 g)3个水平的小菇属菌株M23,分析各处理组黑果腺肋花楸的农艺性状、叶绿素含量和生理指标,并利用Li-6400便携式光合仪测定光合特性日变化。结果表明: 黑果腺肋花楸净光合速率(<i>P</i><sub>n</sub>)呈双峰曲线,在13:00时叶片的气孔导度(<i>g</i><sub>s</sub>)和蒸腾速率(<i>T</i><sub>r</sub>)均明显下降,而胞间CO<sub>2... | zh-cn |
pair_34664471 | In order to clarify the controlling effect of reductive soil disinfestation (RSD) during low-temperature stubble idle period on watermelon <i>Fusarium</i> wilt, we conducted a pot experiment, containing control (CK), flooded control (FCK), and RSD treatments incorporated with 2% (w/w) alfalfa meal (AL), 0.25% acetic ac... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 为探明低温茬口空闲期土壤强还原消毒(RSD)对西瓜枯萎病的防控效果,设置对照(CK)、淹水对照(FCK)、淹水添加2%(w/w)苜蓿粉(AL)、0.25%(w/w)乙酸(AC)以及AL+AC的RSD处理进行西瓜盆栽试验,采用定量PCR和Illumina Miseq等测定真菌、尖孢镰刀菌数量及真菌群落组成,并统计发病率和产量。结果表明: 与CK相比,FCK和各RSD处理均能显著降低尖孢镰刀菌数量及其在真菌中的比例,杀菌效果达86.1%~94.6%;AL、AC以及AL+AC处理显著增加了西瓜产量,降低了枯萎病发病率,且枯萎病防控效果分别为63.2%、73.7%和94.7%,而FCK与CK无显著差异。与CK相比,AL和AC处理显著改变了土... | zh-cn |
pair_34664472 | Biological invasion is a major threat to global biodiversity. The relative interspecific competition abilities of invasive species compared to those native species determine their invasion success. In this study, we examined the effects of the specialist leaf beetle <i>Agasicles hygrophila</i> and the nematode <i>Meloi... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | None | zh-cn |
pair_34664474 | In this study, the concept, research value, and research advances of tree transpiration were concisely narrated. From the perspective of measurement and estimation, we summarized the main calculation methods for water consumption of tree transpiration. By comparing the advantages, disadvantages, applicability, limitati... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 本文简述了林木蒸腾耗水的概念、研究价值和研究进展,从实测法和估测法的角度,综述了林木蒸腾耗水量的主要测算方法,对比了各方法的优缺点、适用性、局限性、应用现状以及适用尺度。本研究认为: 实测法可应用于多种空间尺度耗水量的测定,估测法常应用于大空间尺度蒸散量的测算。实测法是估测法的基础,因此应对实测法的测定结果进行合理的质量控制与评价,为校正估测法的估算结果提供数据基础。不管是同一大空间尺度还是不同空间尺度,实测法和估测法的结合能够提高蒸散量测算结果的准确性。提升复杂下垫面和恶劣气候环境下大空间尺度林木蒸散量的测算精度将成为未来的研究热点与难点。随着科学技术的不断进步,现有的测定装置和测算方法将被改进,精确测定林木蒸腾耗水量的新方法也将... | zh-cn |
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