作者机构:[1]State Key Laboratory of Mechanical System and Vibration, Shanghai Jiao Tong University, Shanghai 200240, P. R. China
相关基金:Acknowledgement This work was supported by the National Basic Research Program of China (2006CB705402), the Na- tional Natural Science Foundation of China (30770538, 50821003), and the Joint Research Fund for Overseas Natural Science of China.