Wei, Ruoyan
Jiang, Jianwei
Ruan, Xiaogang
Li, Jianke
Funding for this research was provided by:
Hebei natural fund (F2018207038)
Key research and development program in Hebei (17216108)
Colleges and Universities in Hebei Province Science and Technology Research Project (QN2016223)
2016 Hebei University of Economics and Business, Dr. Scientific Research Fund (0112160171)
2016 Hebei University of Economics and Business, Research Fund (2016KYQ01)
Hebei Province Applied Basic Research Program (16960314D)
Article History
Received: 25 January 2018
Accepted: 18 July 2018
First Online: 23 July 2018
Free to read: This content has been made available to all.