The primary analysis is taken on the causes of wall—rock landslide of the tunnels along horizontal layers.
对水平岩层隧道围岩坍方的原因进行了初步分析,并提出了相应的防治措施。
Study on critical depth of fracture water for nearly horizontal strata landslide;
近水平岩层滑坡启动的临界水柱高度分析
eliminary research on the relation between oil-gas exploration effectiveness and exploration level.;
油气勘探成效与勘探水平关系初步研究
Analysis and Comprehensive Prevention and Cure the Pouring Water of Two Level in Mining Face;
二水平回采工作面涌水原因分析与综合防治
Talking about the reform of conveying system in the second level drift of Xinxing Coal Mine;
浅谈新兴矿五采区二水平运煤系统的改造