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influence O
of O
pose O
( O
θ O
) O
on O
the O
relative B-PRO
density E-PRO
of O
the O
lattice B-FEAT
structures E-FEAT
is O
evaluated O
analytically O
. O
The O
mechanical B-CONPRI
response E-CONPRI
and O
specific B-CONPRI
energy I-CONPRI
absorption E-CONPRI
( O
SEA O
) O
of O
these O
structures O
under O
compression S-PRO
are O
investigated O
. O
Compared O
with O
the O
experimental B-CONPRI
BCC E-CONPRI
data S-CONPRI
, O
the O
relative B-PRO
density E-PRO
of O
the O
VPOS O
samples S-CONPRI
is O
reduced O
, O
and O
their O
SEA O
values O
are O
improved O
. O
The O
mechanical B-CONPRI
properties E-CONPRI
of O
the O
VPOSs O
in O
the O
z O
and O
y S-MATE
directions O
are O
optimized O
when O
θ=43° O
. O
When O
θ O
= O
10° O
, O
the O
z-direction S-FEAT
SEA O
is O
maximum O
( O
∼2.4 O
times O
the O
BCC S-CONPRI