单词：deep-hole blasting
deep-hole blasting的用法和样例：
例句
- Large-diameter longhole blasting was used to excavate soil-rock in some engineering project.某工程的土石方开挖采用大直径深孔爆破方式。
- The new method adopted roof presupporting,deep and medium hole blasting,LHD ore removal and tailings filling.该采矿方法采用采场预控顶技术，中深孔爆破，铲运机出矿，尾砂充填。
单词：deep-hole blasting 相关文章
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