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单词 ore drawing under caved rock
释义
ore drawing under caved rock
  • 简明释义
  • 覆盖岩石下放矿
  • 网络释义
  • 1

    ?覆盖岩石下放矿

    覆盖岩石下放矿

  • 双语例句
  • 1
    The paper approached the subject of the application of draw theory which utilizes the movement rule of caved rock to control ore-drawing under overlying rock.
    本文就利用崩落矿石移动规律进行覆盖岩下放矿控制这一放矿理论的应用课题进行了探讨。
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更新时间:2025/2/15 8:05:06