coarse indented cut plating iron

例句：

1. 1. The construction workers used coarse indented cut plating iron to build the bridge.
   建筑工人使用粗凿和凹槽切割铁板建造了这座桥。
2. 2.The engineer designed a new type of coarse indented cut plating iron for the project.
   工程师为该项目设计了一种新型的粗凿和凹槽切割铁板。
3. 3.The machine tool used coarse indented cut plating iron to cut the metal sheet into precise shapes.
   这台机床使用了粗凿和凹槽切割铁板将金属板材切割成精确的形状。