rectangular hollow section meaning in English

矩形空腹型钢

Welded assemblies of hollow sections and rectangular hollow sections subjected to static loading . design and verification
静负荷下空心型材和矩形空心型材焊接件.设计和检验
200mm 100mm safety fences and barriers for highways - specification for components for tensioned rectangular hollow section beam 200 mm x 100 mm safety fence
公路的安全栏杆和护栅.张紧式矩形空心梁
100mm 100mm safety fences and barriers for highways - specification for components for tensioned rectangular hollow section beam 100 mm x 100 mm safety fence
公路的安全栏杆和护栅.张紧式矩形空心梁
The concrete - filled rectangular hollow sections ( cfrhs ) t - and y - connections are the novel kind of welded - truss connections , which have not yet been concerned by the existing codes or specifications in china
矩形钢管混凝土t 、 y型节点是一种新型的节点形式，在我国现行的规范规程中对于这类节点都还没有涉及。