Funding for this research was provided by:
Training Programme Foundation for Application of Scientific and Technological Achievements of Hefei University of Technology (JZ2018YYPY0289)
the Specialized Research Fund for the Doctoral Program of Higher Education of China (JZ2018HGBZ0186)
Article History
Received: 14 June 2018
Revised: 23 November 2018
Accepted: 22 December 2018
First Online: 11 January 2019