trussed girder的意思|示意
构架梁；桁梁；构成桁架梁
trussed girder相关短语
1、 trussed girder west bank 构架梁
2、 bailey trussed girder 贝雷梁
3、 steel trussed girder 钢桁梁
4、 continuous steel trussed girder 连续钢桁梁
5、 job practice on trussed girder 钢桁梁施工
6、 steel continuous trussed girder bridge 连续钢桁梁桥时
7、 trussed arch girder 桁架梁
8、 trussed-box-girder bridge 箱式桁架桥,箱形桁架桥