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介绍了阳泉五矿利用高抽巷及下向钻孔治理综放面初采期瓦斯情况，分析了下向钻孔对初采期瓦斯治理的作用。
This paper introduces the gas treatment of the fully mechanized caving face in the first mining of Yangquan No.5 coal mine by using high pumping tunnel and downhole drilling and analyzes the effect of downhole drilling on gas treatment in the initial mining.