College of Marine Geosciences;
Ocean University of China;
Qingdao 266100;
China;
Key Laboratory of Submarine Geosciences and Prospecting Techniques;
Ministry of Education;
Ocean University of China;
Qingdao 266100;
China;
National Marine Environmental Monitoring Center;
Dalian 116000;
China;
Liaodong Shoal; tidal current ridge; heavy minerals; sedimentary characteristic; development and evolution;