• This paper describes the selection and design of this mining method and the main features of stoping and filling technology.

    本文论述采矿方法选择设计及回采充填工艺的主要特点

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

    分层胶结充填采矿法矿岩破碎、开采技术条件复杂的难采矿有效的采矿方法

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  • The modified mining method offers high mining efficiency and excellent stoping safety performance, simplifies filling procedures and cuts operational cost.

    采矿的采矿效率回采作业安全性好,简化了充填工序降低了生产成本

    youdao

  • This paper describes the selection and design of this mining method and the main features of stoping and filling t...

    本文论述采矿方法选择设计回采充填工艺的主要特点

    youdao

  • To fully exploit the resources, Qingtonggou Mercury-antimony Mine adopts the sublevel open stoping with delayed filling to recover the remanent ore-body at the medium stage of 550~600 m.

    青铜沟汞锑矿为充分开采井下资源,选择采用分段空场嗣后充填采矿法回采550~600m中段部分残矿体

    youdao

  • To fully exploit the resources, Qingtonggou Mercury-antimony Mine adopts the sublevel open stoping with delayed filling to recover the remanent ore-body at the medium stage of 550~600 m.

    青铜沟汞锑矿为充分开采井下资源,选择采用分段空场嗣后充填采矿法回采550~600m中段部分残矿体

    youdao

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