With the similar simulation test, a simulation study on the mining rate of a coal mining with the top coal weaken in different degree and under the high cutting mining condition was conducted.
通过相似模拟试验，对大段高开采条件下顶煤体靠底板侧煤体弱化程度不同情况下的工作面采出率进行了模拟研究。
The multi-rate variable well testing can weaken wellbore storage, shorten test time and economize the cost of test, and the contradiction between test and production is also solved to some degree.
多级变流量试井可以减少井筒储存效应，缩短测试时间，节省成本，使试井与生产的矛盾在一定程度上得以缓解。
The study results show that the weaken degree of strongly disturbed zone is 60% and that of weakly disturbed zone is 30%.
研究成果表明，强、弱卸荷区岩体性状弱化程度分别为60%和30%左右。
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