variant rigid arched girder.
变异刚拱架
Arched girder with braced spandrels
有支撑拱肩的拱形桁架
Arched girder with intermediate tie
有中间系杆的拱形桁轲
A Study of the Theory and Practice of the Design of the Variant Steel Arched Girder Construction
变异刚拱架结构设计理论及实践研究
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