• 陕西商州市金矿采用削壁充填采矿法开采倾斜薄矿脉,获得成功取得良好的经济效益

    Resuing is used for mining the steeply dipping narrow-vein in the Shangzhou Gold Mine of Shaanxi, has made great success and excellent economic effect.

    youdao

  • 孔留法对急倾斜薄矿脉的矿体开采一种有效的采矿方法具有高效低耗工艺简单等优点

    Short-hole shrinkage mining is an effective method for mining steep-thin veins, and it has advantages of high-efficiency and low-waste and simple technology.

    youdao

  • 急倾斜薄矿脉结合问题进行探讨,阐述不同地质条件选择不同类型的探矿方式回采提供更好作业环境,实现矿产资源充分回收

    Different mineral exploration ways should be selected under different geological conditions, so as to provide better work environment for stoping, and recover mineral resources fully.

    youdao

  • 对于倾斜矿脉开采国内外最常用采矿方法浅孔留矿法,实践表明,该法存在人工劳动强度大、矿石贫化率高等缺点

    Through an exploratory survey of residual deposit in the sourthern zone of a copper ore mine, inclined thin veins with difficult occurrence and complicated mining conditions were discovered.

    youdao

  • 对于倾斜矿脉开采国内外最常用采矿方法浅孔留矿法,实践表明,该法存在人工劳动强度大、矿石贫化率高等缺点

    Through an exploratory survey of residual deposit in the sourthern zone of a copper ore mine, inclined thin veins with difficult occurrence and complicated mining conditions were discovered.

    youdao

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