论文部分内容阅读
在高瓦斯矿井深部,由于采掘工作高度集中,需要有一个可靠的通风系统和综合抽放瓦斯的方法,使得沼气主要涌出处的沼气涌出量降低10～30%。要达到这样水平必需要判新各种因素对所采用的方法的产生的效果
In the high-gas mine, due to the high concentration of excavation work, there is a need for a reliable ventilation system and a comprehensive gas drainage method that can reduce the methane emission by 10-30% at the primary gush of methane. To achieve this level must be sentenced to a new variety of factors on the method used to produce results