Large-diameter longhole

  • 大直径深孔

Large-diameter longhole的用法和样例:

例句

  1. 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。

Large-diameter longhole的相关资料:

临近单词

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