steel-truss beam 钢桁梁
truss-beam 桁架梁
truss-beam model 桁梁混合模型
truss-beam bridge 桁架梁桥
spatial truss beam 空间桁架梁
Through truss beam 下承式桁梁
assembled truss beam 拆装式桁梁
Integra Web Steel is composed of the plane truss beam.
轻钢龙骨体系就是由这样的平面桁架梁组成的结构体系。
This wooden truss beam is set up at the factory and conveyed to the construction site by a trailer.
这个木制的桁梁在工厂中被准备，并用拖车运送到施工现场。
Two steel trusses are in a group, and symmetrical steel truss beam combination structure is adopted.
钢桁架两榀一组，采用对称钢桁架梁组合结构。
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