• 本文将倾长壁仰开采岩层视为弹性

    The paper regards the main roof strata in uphill and downhill mining of an inclined longwall as a elastic plate.

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  • 结合340 0 6炮采工作面地质情况开采工艺,对工作面液压单体原因进行了受力分析介绍防止液压单体柱倒柱技术取得效益

    Combining with the geological case, oblique mining process at blasting face 34006 analyze the accepted force reason of collapsed pillar and introduce the preventing technique and achieved benefit.

    youdao

  • 结合340 0 6炮采工作面地质情况开采工艺,对工作面液压单体原因进行了受力分析介绍防止液压单体柱倒柱技术取得效益

    Combining with the geological case, oblique mining process at blasting face 34006 analyze the accepted force reason of collapsed pillar and introduce the preventing technique and achieved benefit.

    youdao

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