1. State Key Laboratory of Shale Oil and Gas Enrichment Mechanisms and Effective Development, Beijing 102206, China
2. SINOPEC Research Institute of Petroleum Engineering Co., Ltd., Beijing 102206, China
3. Key Laboratory of In-Situ Property-Improving Mining of Ministry of Education, Taiyuan University of Technology, Taiyuan 030024, China
4. College of Mining Engineering, Taiyuan University of Technology, Taiyuan 030024, China