hot work tool steel

例句：

1. 1. This type of steel is commonly used in the construction industry for its high strength and toughness.
   这种钢材在建筑业中常用，因为它具有高强度和韧性。
2. 2.The engineers used this steel to create a new design for the bridge.
   工程师们使用这种钢材来设计这座桥梁的新结构。
3. 3.The hot work tool steel was used to make the heavy machinery parts that power the factory.
   这种热作工具钢被用来制造工厂的动力机械部件。