1. Department of Mechanical Engineering, Huaqiao University, No. 668, Jimei Avenue, Xiamen, Fujian Province 361021, China (Corresponding author), e-mail: yjhong@hqu.edu.cn
2. Department of Mechanical Engineering, Huaqiao University, No. 668, Jimei Avenue, Xiamen, Fujian Province 361021, China
3. Fujian South Road Machinery Co. Ltd, No. 700, Sports Street, Fengze District, Quanzhou 362000, China