1. School/Hospital of Stomatology School/Hospital of Stomatology Lanzhou University (Dental Hospital), Key Laboratory of Dental Maxillofacial Reconstruction and Biological Intelligence Manufacturing, Gansu Province, School of Stomatology, Lanzhou University, Lanzhou 730000, China
2. Science and Technology on Vacuum Technology and Physical Laboratory, Lanzhou Institute of Physics, China Academy of Space Technology, Lanzhou 730000, China