1 State Key Laboratory of Marine Geology, Tongji University, Shanghai 200092, China.
2 Key Laboratory of Submarine Geoscience, Second Institute of Oceanography, Ministry of Natural Resources, Hangzhou 310012, China; School of Oceanography, Shanghai Jiao Tong University, Shanghai 20030, China. Electronic address: wwding@sio.org.cn.
3 School of Geoscience, University of Sydney, Sydney NSW 2006, Australia.
4 Key Laboratory of Submarine Geoscience, Second Institute of Oceanography, Ministry of Natural Resources, Hangzhou 310012, China; School of Oceanography, Shanghai Jiao Tong University, Shanghai 20030, China.
5 State Key Laboratory of Marine Geology, Tongji University, Shanghai 200092, China. Electronic address: zhuwl@tongji.edu.cn.
6 China Aero Geophysical Survey and Remote Center for Natural Resources, China Geological Survey, Beijing 100083, China.