• 该类支架工作初撑支护高度主要参数进行了分析计算。

    The main parameters of the hydraulic support, such as working resistance, setting load and support height are analyzed.

    youdao

  • 留巷断面选择优跨高比采用以初撑力为核心高强支护体系能够合理控制围岩变形

    The optimal cross-height ratio and the high strength supporting system with the core of high pre-stress could be helpful to control the deformation of surrounding rock reasonably.

    youdao

  • 本文该类支架工作初撑支护高度主要参数进行了分析计算,主要结构进行设计

    The main parameters of the hydraulic support, such as working resistance, setting load and support height, are analyzed and its main structures are design.

    youdao

  • 煤层工作面中使用单体液压支柱,在支护强度初撑、可缩量安全保障操作人员安全上,优于其它单体支护材料。

    Using individual hydraulic prop in thin coal seam face is better than the others in the aspect of support strength, premary supporting force, shrink amount and safety.

    youdao

  • 煤层工作面中使用单体液压支柱,在支护强度初撑、可缩量安全保障操作人员安全上,优于其它单体支护材料。

    Using individual hydraulic prop in thin coal seam face is better than the others in the aspect of support strength, premary supporting force, shrink amount and safety.

    youdao

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