1. Ph.D. Candidate, College of Engineering, Ocean Univ. of China, Qingdao 266100, PR China.
2. Professor, Dept. of Ocean Engineering, Univ. of Rhode Island, Narragansett, RI 02882-1197 (corresponding author). ORCID: .
3. Professor, Shandong Provincial Key Laboratory of Ocean Engineering, Ocean Univ. of China, Qingdao 266100, PR China.