Truss compound 组合桁架
Analysis is made on the structure of the space truss compound girder made from steel pipe concrete, and given directly the potential development.
介绍了钢管砼空间桁架组合梁式结构型式，通过分析它的受力特点，大胆预测了这种新型结构型式的广阔发展前景。
Based on the difficulties, construction measurement technology for installation of oblique and compound bending pipe truss structure and complicated spatial pipe truss structure was introduced.
结合施工难度，介绍了斜交双向弯曲管桁架结构及复杂空间管桁架结构安装定位等施工测量技术。
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