1. China University of Petroleum, State Key Laboratory of Petroleum Resources and Prospecting, CNPC Key Laboratory of Geophysical Exploration, Beijing 102249, China.
2. China University of Petroleum, State Key Laboratory of Petroleum Resources and Prospecting, CNPC Key Laboratory of Geophysical Exploration, Beijing 102249, China and CNOOC Ltd., Bohai Oilfield Research Institute, Tianjin 300459, China.
3. BGP, CNPC, Hebei 072750, China.
4. China University of Petroleum, State Key Laboratory of Petroleum Resources and Prospecting, CNPC Key Laboratory of Geophysical Exploration, Beijing 102249, China. (corresponding author)