open excavation

 
  • 明開挖,明挖

open excavation的用法和樣例:

例句

  1. An open excavation or pit from which stone is obtained by digging, cutting, or blasting.
    採石場通過挖掘、切割或爆破岩石來獲取石料的露天坑道或洞

open excavation的相關資料:

臨近單詞

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