College of Science, Qingdao Technological University, Qingdao, China
College of Science, Qingdao Technological University, Qingdao, China
Oceanic Telemetry Engineering and Technology Research Center, State Oceanic Administration, Qingdao, China
Copyright © 2015 Jinliang Wang, Xianshui Fang et al. This is
an open access article distributed under the Creative Commons Attribution
License, which permits unrestricted use, distribution, and reproduction in any
medium, provided the original work is properly cited.