simply-supported girder
短语词组
- simply -supported steel truss girder bridge 简支钢桁梁桥
- railway concrete simply -supported girder bridge 铁路混凝土简支梁桥
- whole -span simply-supported box girder 整孔简支箱梁
- Simply Supported U -shaped Girder 简支槽形梁
- simply supported T -type girder 简支T 返回 simply-supported girder