1. State Key Laboratory of Petroleum Resources and Prospecting, College of Geosciences, China University of Petroleum, Beijing 102249, China
2. Exploration and Development Research Institute of Southwest Oil & Gas Field Company, PetroChina, Chengdu, Sichuan 610041, China
3. Key Laboratory of Exploration Technologies for Oil and Gas Resources, Ministry of Education, College of Resources and Environment, Yangtze University, Wuhan 430100, China