• Taking 2-2 coal seam of Halagou coal mine for example, laneway system and its interrelated parameters with short-wall and continuous mining machine in Shendong mining area were introduced.

    哈拉沟煤矿2 - 2煤层开采系统,介绍了神东矿区连续采煤壁式机械化开采的巷道系统及其相关参数

    youdao

  • Taking 2-2 coal seam of Halagou coal mine for example, laneway system and its interrelated parameters with short-wall and continuous mining machine in Shendong mining area were introduced.

    哈拉沟煤矿2 - 2煤层开采系统,介绍了神东矿区连续采煤壁式机械化开采的巷道系统及其相关参数

    youdao

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