1. Institute of Laser Advanced Manufacturing, Zhejiang University of Technology, Hangzhou, Zhejiang 310014, China
2. College of Mechanical Engineering, Zhejiang University of Technology, Hangzhou, Zhejiang 310014, China
3. Laser Technology Research Institute, National Technical University of Ukraine Kiev Polytechnic Institute “KPI”, pr. Permohy 37, Kyiv 03056, Ukraine