巷帮钻场深孔抽采配合迎头孔卸压防治掘进工作面煤与瓦斯突出
항방찬장심공추채배합영두공사압방치굴진공작면매여와사돌출
Coal and Gas Outburst Prevention by Deep-hole Gas Drainage through Drilling Field in Roadside and Head-on Borehole Pressure Relief in Tunneling Faces