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本文通过对综采工作面采空区顶板活动和瓦斯分布的分析 ,详细阐述了综采工作面上邻近层瓦斯抽放钻孔参数的设计原则。
Based on the analysis of roof movement and gas distribution in the goaf of fully mechanized coal mining face, this paper elaborates the design principles of gas drainage borehole parameters in the adjacent layers of fully mechanized coal mining face.