1. Associate Professor, College of Shipbuilding Engineering, Harbin Engineering Univ., Harbin 150001, China.
2. Professor, Dept. of Ocean and Resources Engineering, Univ. of Hawaii, Honolulu, HI 96822; Guest Professor, College of Shipbuilding Engineering, Harbin Engineering Univ., Harbin 150001, China.
3. Professor, College of Shipbuilding Engineering, Harbin Engineering Univ., Harbin 150001, China (corresponding author).
4. Professor Emeritus, Civil and Environmental Engineering, Univ. of California, Berkeley, CA 94720.