1. General Engineering Research Institute, Faculty of Engineering and Technology, Liverpool John Moores University, Byrom Street, Liverpool L3 3AF, UK
2. Department of Production Technologies of Mechanical Engineering, Georgian Technical University, 77 Kostava srt., Tbilisi 0175, Georgia
3. School of Electronic Information and Electrical Engineering, Chongqing University of Arts and Sciences, Chongqing 402159, China