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Keywords: normal load
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Proceedings Papers

Paper presented at the ISRM SINOROCK 2013, June 18–20, 2013
Paper Number: ISRM-SINOROCK-2013-084
... friction effect generate at 800 m coal and rock mass, and the wave periodicity of normal load in rock mass is 0.1 s. The results show that with the wave of normal load in rock mass, relatively blocks compacting drive to weaken. The anomalously low friction effect is easy to trigger. The rate of load drop...

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