摘要
介绍了谢二矿成功地运用“ O”型圈理论，解决 3151（ 3）工作面瓦斯长期超限的问题，并通过效果分析，总结出高抽巷布置及管理经验。
s － Successful use of “ O” － ring theory to solve the Problem of disallowed gas concentration in No． 315（ 3） coal face in No． 2 Xiejiaji Mine is described and the arrangement and management experience of drainage roadways in the roof are summarized through the effect analysis.
出处
《矿业安全与环保》
北大核心
2000年第4期3-5,共3页
Mining Safety & Environmental Protection
