1) R type steel frame
R型钢边框
3) structural steel frame
型钢框架
1.
In construction of the grid shell roof of He nan Sports Center, engineers used 48mm×3\^5mm steel pipes to set up a over-site scaffolding and structural steel frame support system in order to install the steel roof structure.
河南省体育中心网壳屋面使用48mm×3 5mm钢管搭设满堂脚手架和型钢框架支撑系统进行钢结构的安装,文中介绍支撑系统的设计与施工。
5) door frame sections
钢门框型材
1.
The paper introduces the choosing method of technology parameter and deform way in the pass design for the unsymmetrical door frame sections.
介绍了不对称钢门框型材孔型设计中工艺参数、变形方式的选择方
补充资料:边框
(~儿)挂屏、镜子等扁平器物的框子。
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参考词条