1. School of Physical Education, Shanghai University of Sport, Shanghai 200438, P. R. China
2. Department of Sport and Exercise Science, College of Education, Zhejiang University, Hangzhou 310058, P. R. China
3. School of Sports Science and Engineering, East China University of Science and Technology, 130 Mei Long Road, Shanghai, 200237, P. R. China
4. Department of Physics, State Key Laboratory of Surface Physics, and Key Laboratory for Computational Physical Sciences (Ministry of Education), Fudan University, Shanghai 200438, P. R. China