Affiliation: | 1. College of Mechanical and Electrical Engineering, Nanjing University of Aeronautics and Astronautics,Nanjing, 210016, P.R.China;College of Engineering, Nanjing Agricultural University, Nanjing, 210031, P.R.China 2. College of Mechanical and Electrical Engineering, Nanjing University of Aeronautics and Astronautics,Nanjing, 210016, P.R.China 3. Qinghai Microcrystal Nano-Technology Co., Ltd., Xining, 810000, P.R.China |