Funding for this research was provided by:
National Natural Science Foundation of China (61703277)
Shanghai Sailing Program (17YF1427000)
Article History
Received: 30 December 2019
Revised: 15 September 2020
Accepted: 30 September 2020
First Online: 7 October 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.