• 我们整天担心这些支架会崩塌,”矿井工程师拉提夫

    "We fear the collapse of the galleries above all else," says Latif, one of the mine's engineers.

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  • 从而提出石圪节煤矿残留煤柱顶板岩层具有明显薄板特征波动特征的基本顶载荷支架选型关键因素及综采回收矿井残留煤柱支架选型的依据。

    Thereby it can be seen that the load of Shi ge-jie mine coal pillar roof with sheet character and fluctuate character are the key factors of support selecting.

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  • 介绍一种适应液压支架使用高压流量操作力矩先导式平面截止阀,并详细介绍了其工作原理、结构和使用性能特点。

    A cut-off plane valve applicable for the hydraulic shield in the coal mine is introduced, which has the feature of high pressure, large flux and small handling moment.

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  • 根据成庄矿井地质条件现有设备状况介绍设计轻型端头支架成功应用经验。

    According to the underground geological conditions and existing equipment situation of Chengzhuang Coal Mine, this paper introduces the design and successful application of the light-type end bracket.

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  • ZZS6 0 0 0 / 17/ 37A型支撑掩护液压支架高产高效矿井设计的综采支护设备

    ZZS6000/17/37A four pillars chock-shield is fully-mechanized support equipment that is designed for high output and efficiency mine.

    youdao

  • ZZS6 0 0 0 / 17/ 37A型支撑掩护液压支架高产高效矿井设计的综采支护设备

    ZZS6000/17/37A four pillars chock-shield is fully-mechanized support equipment that is designed for high output and efficiency mine.

    youdao

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