equal angle steel

例句：

1. 1.The construction of the bridge required the useof equal angle steel for its supports.
   建造这座桥需要使用等腰角钢作为其支撑。
2. 2. The engineer used equal angle steelto reinforce the structure.
   工程师使用等腰角钢来加固结构。
3. 3. The equalangle steel was designed towithstand high loads without bending.
   等腰角钢被设计成能够承受高负载而不弯曲。