cutting zone of open pit

例句：

1. 1. The miningcompany has identified a cutting zone in thearea where the ore is most concentrated.
   该公司已经确定了矿体最集中的区域，即切割带。
2. 2. The engineer carefully markedthe cutting zone on the map to ensureproper excavation.
   工程师在地图上仔细标记了切割带，以确保正确挖掘。
3. 3. The constructioncrew was working in the cuttingzone when they were suddenly struck bylightning.
   建筑工人在切割带工作时突然被雷击。