long hole blasting

例句：

1. 1. The long hole blasting method is used to remove large rocks in construction projects.
   长孔爆破方法用于建筑项目中移除大型岩石。
2. 2. The engineers used the long hole blasting technique to clear the path for the construction.
   工程师们使用长孔爆破技术为施工清除道路。
3. 3. The long hole blasting was a risky operation that required careful planning and execution.
   长孔爆破是一项风险较高的操作，需要仔细规划和执行。