structural shape

金属材料工... ... structural parts 构件、结构零件、机械零件 structural shape 热轧建筑型钢 structural steel frame 钢结构框架 ...

结构形状(Structural Shape)：◎内滤；◎外滤；◎两头通；◎封底； ◎底部开小孔；◎底部加强。

直角三角形... ... "结构型板"," structural section" "结构用型钢"," structural shape" "结构稳定性"," structural stability" ...