• 松散层基岩开采引起地表移动规律地表移动参数明显自身特点规律。

    The regularity and parameter of surface movement aroused by mining under thick soil layer and thin base rock have its obvious characteristic and regularity.

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  • 浅埋煤层基岩砂土松散层顶板灾害水土流失神东矿区急需解决的重大问题之一。

    The vital problems to be solved in Shendong mine are the dynamic pressure damage of thin rock strata roof under thick sandy soil soft stratum and the loss of water and soil under mining.

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  • 通过数值模拟现场实测方法研究了司马基岩煤层开采条件下,保证安全开采的极限基岩厚度

    Through the way of numerical simulation and locale measurement, we found the safety utmost bedrock ply at the condition of thin bedrock and thick coal seam in Sima coal Mine.

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  • 采高液压支架针对上煤层基岩特定地质条件而研制一种高性能综采液压支架。

    The high mining height hydraulic support is designed for the special geologic condition of Shangwan Coal Mine, such as shallow buried depth, thin bed rock and thick aeolian sand.

    youdao

  • 采高强力液压支架针对神东煤田基岩特定地质条件而研制的一种高性能综采液压支架。

    The high mining height hydraulic support is designed for the special geologic condition of Shendong coalfield, such as shallow buried depth, thin bedrock and thick aeolian sand.

    youdao

  • 采高强力液压支架针对神东煤田基岩特定地质条件而研制的一种高性能综采液压支架。

    The high mining height hydraulic support is designed for the special geologic condition of Shendong coalfield, such as shallow buried depth, thin bedrock and thick aeolian sand.

    youdao

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