1. School of Emergency Management and Safety Engineering, China University of Mining and Technology, Beijing 100083, China
2. Inner Mongolia Research Institute, China University of Mining and Technology (Beijing), Ordos 017001, China
3. State Key Laboratory of Mining Response and Disaster Prevention and Control in Deep Coal Mines, Anhui University of Science and Technology, Huainan 232001, China
4. Information Institute of the Ministry of Emergency Management of PRC, Beijing 100029, China
5. Coal Mining and Designing Branch, China Coal Research Institute, Beijing 100013, China