摘要
就近距煤层刀柱下长壁开采刀柱对长壁工作面的影响进行分析,提出液压支架的选型及控顶技术措施。
According to the state analysis and strata controlling technology in roof movement of longwall workings under the stoops of adjacent coal seam, the paper puts forward selecting methods of the hydraulic support and control roof measures.
出处
《同煤科技》
2003年第4期10-11,14,共3页
Datong Coal Science & Technology
