• This paper introduces that tilting prevention support group is developed and applied result in inclined seam workface.

    介绍倾斜煤层采煤工作面研制的单体倒组合支架及其应用效果

    youdao

  • This paper analyze the problems of expanding mining caving lightly set-up room with traditional shield support, it took the influence to join caving lightly workface.

    分析在复杂地质条件 ,采用传统的架棚支护掘大断面放切眼中出现的问题轻放工作面衔接带来影响

    youdao

  • This paper analyze the problems of expanding mining caving lightly set-up room with traditional shield support, it took the influence to join caving lightly workface.

    分析在复杂地质条件 ,采用传统的架棚支护掘大断面放切眼中出现的问题轻放工作面衔接带来影响

    youdao

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