He, Yi
Wang, Zeru
Long, Dengying
Funding for this research was provided by:
Undergraduate Innovation Fund Project of Southwest University of Science and Technology (CX15-011)
Doctoral Program of Southwest University of Science and Technology (14zx7165)
Foundation of Science and Technology Department of Sichuan Province (2015JY0053)
Teaching Reform Project of Southwest University of Science and Technology (15xn0077)