deep-hole blasting的用法和樣例：
例句
- Large-diameter longhole blasting was used to excavate soil-rock in some engineering project.
某工程的土石方開(kāi)挖采用大直徑深孔爆破方式。 - The new method adopted roof presupporting,deep and medium hole blasting,LHD ore removal and tailings filling.
該采礦方法采用采場(chǎng)預控頂技術(shù)，中深孔爆破，鏟運機出礦，尾砂充填。
