1. Key Laboratory of Mining Disaster Prevention and Control, Shandong University of Science and Technology , Qingdao, Shandong , 266590, China
2. State Key Laboratory for Geomechanics and Underground Engineering, China University of Mining and Technology , Xuzhou, Jiangsu , 221116, China
3. School of Mechanics and Civil Engineering, China University of Mining and Technology , Xuzhou, Jiangsu , 221116, China
4. State Key Laboratory of Explosion Science and Technology, Beijing Institute of Technology , Beijing 100081, China