Sa Yu
Shenzhen Branch of China National Offshore Oil Corporation (CNOOC) Limited, Shenzhen 518054, P. R. China;
China

Cheng Wang
State Key Laboratory of Petroleum Resources and Prospecting, China University of Petroleum, Beijing 102249, P. R. China; College of Geosciences, China University of Petroleum, Beijing 102249, P. R. China;
China

Dongxia Chen
State Key Laboratory of Petroleum Resources and Prospecting, China University of Petroleum, Beijing 102249, P. R. China; College of Geosciences, China University of Petroleum, Beijing 102249, P. R. China;
China

Bowei Guo
State Key Laboratory of Petroleum Resources and Prospecting, China University of Petroleum, Beijing 102249, P. R. China; College of Geosciences, China University of Petroleum, Beijing 102249, P. R. China;
China

Zhe Cai
State Key Laboratory of Petroleum Resources and Prospecting, China University of Petroleum, Beijing 102249, P. R. China; College of Geosciences, China University of Petroleum, Beijing 102249, P. R. China;
China

Zhi Xu
State Key Laboratory of Petroleum Resources and Prospecting, China University of Petroleum, Beijing 102249, P. R. China; College of Geosciences, China University of Petroleum, Beijing 102249, P. R. China;
China