This paper introduces the method of slope adjustment of stope face.
文章介绍了回采工作面的调斜方法。
It introduced the methods of dealing with gas accumulation in the upper corner of stope face.
介绍回采工作面上隅角瓦斯积聚的处理方法。
Gas hazard in coal production is gas inrush from a stope face and CO2 inrush from driven sandstone in coal-bearing formation.
煤矿生产中的瓦斯灾害，以往是指煤层掘进或回采工作面的瓦斯突出或涌出，以及煤系地层中砂岩掘进时的二氧化碳突出。
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