1. College of Aerospace Engineering, Chongqing University, Chongqing 400044, China e-mail:
2. State Key Laboratory of Mechanics and Control of Mechanical Structures, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, China e-mail:
3. School of Aerospace Engineering, Xiamen University, Xiamen 361005, China e-mail: