Affiliation: | 1. The Key Laboratory of Marine Hydrocarbon Resources and Environment Geology, Ministry of Land andResources, Qingdao 266071, P. R. China;Qingdao Institute of Marine Geology, Ministry of Land and Resources, Qingdao 266071, P. R. China 2. College of Marine Geo-Science, Ocean University of China, Qingdao 266100, P. R. China 3. Qingdao Institute of Marine Geology, Ministry of Land and Resources, Qingdao 266071, P. R. China;College of Marine Geo-Science, Ocean University of China, Qingdao 266100, P. R. China |