1. School of Mechanical & Aerospace Engineering, Jilin University, 5988 Renmin Street, Changchun130025, P. R. China
2. Key Laboratory of CNC Equipment Reliability, Ministry of Education, Jilin University, 5988 Renmin Street, Changchun130025, P. R. China
3. School of Mathematics and Statistics, Northeast Normal University, 5268 Renmin Street, Changchun130024, P. R. China
4. Key Laboratory of Zoonosis Research, Ministry of Education, Institute of Zoonosis, College of Veterinary Medicine, Jilin University, Changchun130062, P. R. China