Affiliation: | 1.Key Laboratory of Coalbed Methane Resources and Reservoir Formation Process of the Ministry of Education, China University of Mining and Technology, Xuzhou, Jiangsu Province, 221116, People’s Republic of China ;2.School of Resources and Geosciences, China University of Mining and Technology, Xuzhou, Jiangsu Province, 221116, People’s Republic of China ;3.Department of Geological Survey, Baodian Coal Mine, Yanzhou Coal Mining Company, Zoucheng, 273500, People’s Republic of China ; |