1. Advanced Materials Additive Manufacturing Innovation Research Center, Hangzhou City University, Hangzhou, Zhejiang 310015, P. R. China
2. Department of Mechanical Engineering, College of Engineering, Hangzhou City University, Hangzhou, Zhejiang 310015, P. R. China
3. School of Engineering, Westlake University, Hangzhou, Zhejiang 310024, P. R. China
4. Department of Orthopaedics and Traumatology, The University of Hong Kong, Pokfulam, Hong Kong SAR 999077, P. R. China
5. College of Polymer Science and Engineering, Sichuan University, Chengdu, Sichuan 610065, P. R. China