erection of box-girder

• 箱梁架设

erection of box-girder的用法和样例：

例句

1. The analysis results show that the flutter stability of the suspension bridge during erection can be improved with the cross-hangers significantly.
   分析结果表明，交叉吊索可以显著地改善方案桥主梁架设阶段的颤振稳定性。