摘要
利用沿断层面炮掘岩石顺巷的方法通过落差达3.6 m的大断层,避免了综采工作面遇到大断层搬家的麻烦。
Blast excavation along fault face is utilized to prepare the entry across a large fault with 3.6 meter drop, which avoids the trouble to move fully - mechanized working face.
出处
《山西煤炭》
2009年第1期39-40,共2页
Shanxi Coal
关键词
断层
控顶距
空巷
震动炮
fault
controlled roof distance
goaf
vibrating blast
