1. Deep Rock Burst Disaster Assessment Engineering Laboratory of Shandong Province, Ji’nan, Shandong 250100, China
2. Third Exploration Team of Shandong Bureau of Coal Geology, Tai’an, Shandong 271000, China
3. College of Resource, Shandong University of Science and Technology, Tai’an, Shandong 271000, China
4. National Engineering Laboratory for Coalmine Backfilling Mining, Shandong University of Science and Technology, Tai’an, Shandong 271000, China
5. Shandong Energy Group Co., Ltd., Ji’nan, Shandong 250100, China
6. Shandong Coalfield Geological Planning and Survey Institute, Ji’nan, Shandong 250100, China