Funding for this research was provided by:
Teaching Reform Project of Beijing Information Science and Technology University (2020JGYB24, 2020JGYB23)
Beijing Municipal Commission of Education (SM202011232002)
Beijing Social Science Fund (19GLC068)
Project of Beijing Information Science and Technology University to Improve Connotation Development and Scientific Research Level (2020KYNH218)
Article History
Accepted: 25 July 2021
First Online: 6 August 2021