1. Chongqing Jiaotong University College of Traffic & Transportation, , Chongqing 400074 , China
2. Chongqing Jiaotong University School of Aeronautics, , Chongqing 400074 , China
3. Chongqing Jiaotong University School of Mechatronics & Vehicle Engineering, , Chongqing 400074 , China