本文介绍了金厂峪金矿副并提升系统改造概况和在破碎不稳固的近地表岩体中开挖卷扬机硐室获得成功的经验。
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.
90年代以来，国内研究制造的大扭矩转盘式工程钻机基本上都采用液压传动方式驱动转盘和卷扬（或提升）系统。
Most rotating chassis and winch (or hoist) systems of domestic drill rigs are driven by hydraulic transmission in the 90's.
90年代以来，国内研究制造的大扭矩转盘式工程钻机基本上都采用液压传动方式驱动转盘和卷扬（或提升）系统。
Most rotating chassis and winch (or hoist) systems of domestic drill rigs are driven by hydraulic transmission in the 90's.
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