1. School of Geology and Mining Engineering, Xinjiang University, Urumqi 830046, China
2. Key Laboratory of Petroleum Resources Research, Lanzhou 730020, China
3. Northwest Institute of Eco-Environment and Resources, Chinese Academy of Sciences, Lanzhou 730020, China
4. College of Geophysics and Petroleum Resources, Yangtze University, Wuhan 430100, China
5. Zhanjiang Branch, CNOOC Limited, Zhanjiang 524057, China