1. National Key Laboratory of Deep Oil and Gas, China University of Petroleum (East China), Qingdao, China
2. College of Pipeline and Civil Engineering, China University of Petroleum, Qingdao, China
3. College of Petroleum Engineering, China University of Petroleum, Qingdao, China
4. State Key Laboratory of Coal Mine Disaster Dynamics and Control, School of Resources and Safety Engineering, Chongqing University, Chongqing, China