• 本文介绍了金厂峪金矿副提升系统改造概况破碎不稳固地表岩体中开挖卷扬获得成功经验

    This paper presents the transformation situation of the hoist system for service shaft and the successful experience of driving hoist room in the break and unstable rock mass near to surface.

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  • 90年代以来,国内研究制造大扭矩盘式工程钻机基本上采用液压传动方式驱动转盘提升系统

    Most rotating chassis and winch (or hoist) systems of domestic drill rigs are driven by hydraulic transmission in the 90's.

    youdao

  • 90年代以来,国内研究制造大扭矩盘式工程钻机基本上采用液压传动方式驱动转盘提升系统

    Most rotating chassis and winch (or hoist) systems of domestic drill rigs are driven by hydraulic transmission in the 90's.

    youdao

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