Song, Qiao-yu
Liu, Meng
Lu, Juan
Liao, Yu-liang
Chen, Li
Yang, Jin-yan
Funding for this research was provided by:
Industry Support and Guidance Program of Gansu Higher Education (2019C-16)
the Fundamental Research Funds for the Central Universities (2019FZJD007)
the Chengdu Science and Technology Project (2018-YF05-00760-SN)
Sichuan University Foreign Culture and Education Expert Program (G20190023075)
Article History
Received: 29 March 2020
Accepted: 20 August 2020
First Online: 24 August 2020