摘要
根据矿井接续需要 ,对窑街煤田一号井六采区上部回风系统局部进行优化改造 ,使之形成独立回风系统 ,增加安全性能 。
In order to meet the needs of mine develepment, mak e an optimum reformation in partial upper rentilation returning system to form i ndependent cycle system increase safety performance and speed up construction sp eed at the sixth mining area,No.1 well,Yaojie coal field.
出处
《煤炭技术》
CAS
2003年第7期50-51,共2页
Coal Technology
