三梁四柱式多点成形压力机机架
frame of the multi-point forming machine
SRC异形柱
SRC special-shaped column
SRC柱-RC梁混合节点
SRC column-RC beam hybrid joints
TE011模式园柱形谐振腔
TE011 mode cylindrical resonant cavity
TE011 mode cylindrical cavity
X形柱
steel columns with X cross-section
半圆柱形边墩
semicircle cylindrical pier