【摘要】 针对大雁矿物局下属二矿在高应力软岩巷道的支护机理及支护方式存在的问题,通过对软岩巷道的非线性大变型及蠕变规律的分析,运用耦合支护理论提出通过改进支护手段增加围岩的自撑能力,在锚喷网支护过程中锚索的运用,在二次支护时间上如何把握,及关键层的控制等问题上提出了一些合理化建议。更多还原

【Abstract】 Aim at problem of supporting theory in da yan mineral bureau at high pressure soft strata. Pay analyze to anomaly chance greatly and slowness regulation, improving way of supporting and increasing oneself supporting ability pass in making use of interaction function theory .in act of anchor net ,at pay to protect how time is to hold two times and the control of the key layer etc. the same time point out some rationalization suggestion .更多还原