• 本文介绍长沙矿山研究院研制一种实验室并适用的连续水射流钻机与其相适应的两种新型水力-刮刀钻头。

    The paper describes a waterjet-aided drill which, successfully developed by Changsha Institute of Mining Research, is useful in laboratory and capable of drilling holes both in soft and hard rock.

    youdao

  • 本文介绍长沙矿山研究院研制一种实验室并适用的连续水射流钻机与其相适应的两种新型水力-刮刀钻头。

    The paper describes a waterjet-aided drill which, successfully developed by Changsha Institute of Mining Research, is useful in laboratory and capable of drilling holes both in soft and hard rock.

    youdao

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