• 分析介绍了滚筒最大采煤高度煤层输送机煤层对采煤机的要求等问题。

    This paper discusses coal cutting drum, coal loading, maximum coal cutting height, low coal seam conveyor and how the low coal seams restrict the use of coal shearers.

    youdao

  • 分析介绍了滚筒最大采煤高度煤层输送机煤层对采煤机的要求等问题。

    This paper discusses coal cutting drum, coal loading, maximum coal cutting height, low coal seam conveyor and how the low coal seams restrict the use of coal shearers.

    youdao

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