1. State Key Laboratory of Safety and Health for Metal Mines, Sinosteel Maanshan General Institute, Mining Research Co., Ltd., Maanshan 243000, China
2. School of Civil and Resource Engineering, University of Science and Technology Beijing, Beijing 100083, China
3. School of Chemical and Blasting Engineering, Anhui University of Science & Technology, Huainan 232000, China
4. School of Mechatronical Engineering, Beijing Institute of Technology, Beijing 100081, China