• Through combined bolting with wire meshes, beam and cable anchor applied in large section roadway, this paper introduces how to select support parameter, working craft and support result.

    通过组合支护断面煤巷中应用介绍了其支护参数选择施工工艺支护效果

    youdao

  • Through combined bolting with wire meshes, beam and cable anchor applied in large section roadway, this paper introduces how to select support parameter, working craft and support result.

    通过组合支护断面煤巷中应用介绍了其支护参数选择施工工艺支护效果

    youdao

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