1. State Key Laboratory of Mechanical Transmissions, Chongqing University, Chongqing, China.
2. School of Science, Harbin Institute of Technology (Shenzhen), Shenzhen, China.
3. Center for Composite Materials and Structures, Harbin Institute of Technology, Harbin, China.
4. SoftLab, Bristol Robotics Laboratory, University of Bristol, Bristol, United Kingdom.