1. Faculty of Printing, Packing Engineering, and Digital Media Technology, Xi’an University of Technology, Xi’an, Shaanxi 710048, China
2. Shaanxi Provincial Key Laboratory of Printing and Packaging Engineering, Xi’an University of Technology, Xi’an 710048, China
3. School of Mechanical and Precision Instrument Engineering, Xi’an University of Technology, Xi’an 710048, China