This paper expounds how to increase the tunneling footage of coal roadway from the aspects of increasing the fully mechanized footage,increasing the blasting footage and grasping the construction speed and quality of support.
从提高综掘进尺、提高炮掘进尺和抓好支护的施工速度和质量等方面论述了如何提高煤巷掘进进尺。
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