Affiliation: | 1.Jiangsu Engineering Laboratory of Mine Earthquake Monitoring and Prevention, School of Mines, China University of Mining and Technology, Xuzhou, 221116, Jiangsu, China ;2.Shaanxi Xiaobaodang Mining Co., Ltd, Shaanxi Coal and Chemical Industry Group Co., Ltd, Yulin, 719302, Shaanxi, China ;3.College of Safety Science and Engineering, Xi’an University of Science and Technology, Xi’an, 710054, Shaanxi, China ;4.School of Materials Science and Physics, China University of Mining and Technology, Xuzhou, 221116, Jiangsu, China ; |