• 房后的上向分层胶结充填我国应用较为广泛,矿柱后期回采条件较差

    The practice cf mining room first and then pillars by overhand cut and cemented fill is widely used in China, but the condition for pillars recovery in later period is normally worse.

    youdao

  • 对高龙金矿下向分层胶结充填采矿所用充填材料进行室内试验研究。

    The indoor experiment on the filling materials used for downward slicing drift mining with cemented backfill in Gaolong Gold Mine was performed.

    youdao

  • 本文主要介绍上向分段胶结充填采矿该矿试验研究

    This paper introduced the test study of upward sublevel filling method in this mine.

    youdao

  • 分层胶结充填采矿矿岩破碎、开采技术条件复杂的难采矿有效的采矿

    The underhand slice stoping with cemented filling is the most effective mining method for incompetant orebody with complicated mining conditions.

    youdao

  • 胶结充填采矿中,选择恰当的十分重要工作

    In cemented filling method, to choose a proper water cement ratio is an important work.

    youdao

  • 胶结充填采矿安全性回采矿山技术进步提高经济效益起到积极作用

    The security of the stoping-cemented fill method is good and the rate of extraction is high. It has made the contribution for mine in technical progress and improving economic benefits.

    youdao

  • 胶结充填采矿开采倾斜矿体地表影响其他采矿不同有着自己规律

    The impact on ground surface caused by cemented filling method when used for mining steeply inclined orebody is different from that by other methods and has its own law.

    youdao

  • 采矿台车凿岩铲运机出管道输送料的胶结充填采矿

    The method discussed in this paper refers to the cut and consolidated fill method in which drilling is done by jumbo, broken ore moved by LHD unit and the filler transported by pipeline.

    youdao

  • 采矿台车凿岩铲运机出管道输送料的胶结充填采矿

    The method discussed in this paper refers to the cut and consolidated fill method in which drilling is done by jumbo, broken ore moved by LHD unit and the filler transported by pipeline.

    youdao

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