论文部分内容阅读
本文介绍了鹤煤四矿高瓦斯厚煤层采煤工作面瓦斯治理的几种有效方法 ,并对所用方法作了评价和分析。
This paper introduces several effective methods of gas control in coal seam mining face in high gas thick coal seam of Hebi Coal Mine. The method used is evaluated and analyzed.