1. Intelligent Manufacturing and Automobile School, Chongqing College of Electronic Engineering, Chongqing, China
2. Chongqing Academy of Metrology and Quality Inspection, Chongqing, China
3. Chongqing Gas Field, PetroChina Southwest Oil and Gas Field Company, Chongqing, China
4. State Key Laboratory of Mechanical Transmissions and the College of Mechanical and Vehicle Engineering, Chongqing University, Chongqing, China