1. State Key Laboratory of Shale Oil and Gas Enrichment Mechanisms and Effective Development, Beijing 100101, People’s Republic of China
2. Sinopec Key Laboratory of Shale Oil/Gas Exploration and Production Technology, Beijing 100083, P.R. People’s Republic of China
3. Department of Railway Engineering, Sichuan College of Architectural Technology, Chengdu, Sichuan Province 610399, People’s Republic of China
4. School of Geoscience and Technology, Southwest Petroleum University, Chengdu, Sichuan Province 610500, People’s Republic of China