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| 2014, Vol. 37(4): 50-51，54 DOI: | ||
| Surrounding Rock Loose Circle Mechanism Application in Coal Roadway Supporting Effect | ||
| GAO Yong-ge, LI Dong-chen, SHI Kai-he | ||
| School of Resources, Hebei University of Engineering, Handan 056006, China | ||
| Received null Revised null | ||
| Supporting info | ||
| null | ||
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