Funding for this research was provided by:
Natural Science Foundation of China (61673186, 61871196)
Natural Science Foundation of Fujian Province of China (2019J01082)
Promotion Program for Young and Middle-aged Teacher in Science and Technology Research of Huaqiao University (ZQN-YX601)
Article History
Received: 31 July 2019
Revised: 8 November 2019
Accepted: 28 December 2019
First Online: 24 January 2020