1. State Key Laboratory of Coal Mine Disaster Dynamics and Control, Chongqing University, Chongqing, 400044, China
2. College of Resources and Environmental Science, Chongqing University, Chongqing 400044, China
3. School of Earth Sciences, East China University of Technology, Nanchang, Jiangxi 330013, China
4. Sinohydro Bureau 8 Company, Ltd., POWERCHINA, Changsha 410004, China
5. China Coal Technology and Engineering Group, Shenyang Research Institute, Fushun 113122, China
6. State Key Laboratory of Coal Mine Safety Technology, Fushun 113122, China