1. State Key Lab of CAD & CG, Zhejiang University, Hangzhou, China;
2. Key Laboratory of Soft Machines and Smart Devices of Zhejiang Province, Zhejiang University, Hangzhou, China;
3. Department of Engineering Mechanics, Zhejiang University, Hangzhou, China;
4. Nantong Blue Island Ocean Engineering Co, Nantong, China;
5. State Key Laboratory of Traction Power, Southwest Jiaotong University, Chengdu, China;
6. Applied Mechanics and Structure Safety Key Laboratory of Sichuan Province, School of Mechanics and Engineering, Southwest Jiaotong University, Chengdu, China