steel bending

例句：

1. 1. The steel beam isbent by the heavy load.
   沉重的负荷使钢梁弯曲。
2. 2. Steel bending is acomplex process that requires precise measurements.
   钢铁弯曲是一个复杂的过程，需要精确的测量。
3. 3.The steel bending machine is used toshape metal into various shapes.
   钢铁弯曲机用于将金属加工成各种形状。