The effective radius and rational distances between bores of drainage gas in coal seams are two of the fundamental parameters of the rational arrangement bores in the engineering of drainage gas.
在本煤层抽放瓦斯工程中，有效半径和钻孔间距是合理布置抽放钻孔的两个主要参数。
Abstract: in order to measure effective drainage radius exactly, we propose the method based on gas flow and pressure of boreholes.
摘要为了准确的测定有效抽采半径，提出基于钻孔瓦斯流量和压力的测定方法。
应用推荐