作者单位:Wang Chaoyong,Gong Lei(School of Resources and Geoscience,China University of Mining and Technology,Xuzhou221008,China;Key Laboratory of CBM Resource and Reservoir Formation Process,Ministry of Education,Xuzhou 221008,China)Bao Yuan(Key Laboratory of Computational Geodynamics of Chinese Academy Sciences,College of Earth Science,University of Chinese Academy Sciences,Beijing 100049,China)Wu Jie(Key Laboratory of simultaneous extraction of coal and coal-bed gas,Jincheng 048000,China)