1. Shenzhen Institute, Guangdong Ocean University, Shenzhen, China
2. School of Electronic and Information Engineering, Guangdong Ocean University, Zhanjiang, China
3. School of Mechanical and Power Engineering, Guangdong Ocean University, Zhanjiang, China
4. School of Shipbuilding and Shipping, Guangdong Ocean University, Zhanjiang, China
5. College of Continuing Education, Guangdong Ocean University, Zhanjiang, China