1. State Key Laboratory of Fluid Power and Mechatronic Systems, Zhejiang University, Hangzhou, People’s Republic of China
2. Hangzhou Innovation Institute, Beihang University, Hangzhou, People’s Republic of China
3. Institute of Systems Engineering, Macau University of Science and Technology, Macau, People’s Republic of China
4. School of Electro-Mechanical Engineering, Xidian University, Xi’an, People’s Republic of China