arch girder
短语词组
- arched -girder 拱形梁
- arched brace girder 拱桁式
- arched d girder 拱形梁
- double annular arched -girder support system 双环梁支护体系
- arched girder parabola 拱梁抛物线
- stiffened arched girder 加劲拱梁
- arched girder with tieback 带拉杆的拱形桁架
- arched girder load sharing 拱梁分载
- arched girder composite 拱梁组合 返回 arch girder