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通过对莱芜市辛庄煤矿巷道围岩松动圈进行的测试 ,对原巷道锚杆支护参数进行改革 ,提出了新的锚杆支护方案并在 3197工作面轨道顺槽进行试验取得了成功
Through the test of loose ring of roadway in Xinzhuang coal mine in Laiwu city, the parameters of bolting support in the roadway are reformed, a new scheme of bolt support is proposed and the test is carried out in the track of 3197 working face