长梯形截面钢板
long trapezoidal cross-section steel sheet
薄壁箱形截面钢柱
thin-walled box steel column
工形截面钢压弯构件
I-section steel beam-columns
变截面钢板
thick steel plate with taper cross-section
longitudinal profiled plate
变截面钢板弹簧
cross section variable leaf spring
variable cross section leaf spring
剪力墙截面面积
shear-wall cross-sectional area
夹芯彩钢墙面板
colored-steel sandwich wall panel
钛护面钢板
titanium clad steel plate
Giebel刃形钢板
Giebel blade plate internal fixation