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  2012, Vol. 30 Issue (21): 72-75    DOI: 10.3981/j.issn.1000-7857.2012.21.011
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Optimization of Flexible Shield Supports Mining Method for Steeply Coal Seam in Daanshan Colliery
HUO Bingjie1, ZHANG Hongwei1, ZHANG Maolin2
1. Mining Institute, Liaoning Technical University, Fuxin 123000, Liaoning Province, China;2. Beijing Haohua Energy Resource Co., Ltd, Beijing 102300, China

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