论文部分内容阅读
平庄矿务局红庙矿地层主要为软岩层,巷道支护困难,通过实验和对比,最后采用锚喷获得成功,其中有三种支护方式均取得了良好效果。
The Hongmiao ore formation in Pingzhuang Mining Bureau is mainly composed of soft rock formations with difficult roadway support. Through experiments and comparisons, the success of anchor spraying was achieved. Among them, three kinds of support methods achieved good results.