1) 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
2) steel frame
钢门框
3) steel doors & frames
钢门及门框
4) valve steel
气门钢材
5) stainless steel doors and frams
不锈钢门及门框
6) 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。
补充资料：棒材步进式冷床(新沪钢厂)
棒材步进式冷床(新沪钢厂)
棒材步进式冷床(新沪钢厂)
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条