1. Graduate Student, State Key Laboratory of Ocean Engineering, Dept. of Civil Engineering, Shanghai Jiaotong Univ., 800 Dongchuan Rd., Shanghai 200240, China.
2. Associate Professor, State Key Laboratory of Ocean Engineering, Dept. of Civil Engineering, Shanghai Jiaotong Univ., 800 Dongchuan Rd., Shanghai 200240, China (corresponding author).
3. Associate Professor, Key Laboratory of Geotechnical and Underground Engineering of Ministry of Education, Dept. of Geotechnical Engineering, Tongji Univ., Shanghai 200092, China.
4. Professor, State Key Laboratory of Ocean Engineering, Dept. of Civil Engineering, Shanghai Jiaotong Univ., 800 Dongchuan Rd., Shanghai 200240, China.