Yang, Po
Yang, Geng
Qi, Jun
Sheng, Bin
Yang, Yun
Zhang, Shuhao
Bi, Gaoshan
Mao, Xuxin
Funding for this research was provided by:
WUN (world universities network) COVID-19 Special Grant Scheme (168057)
Open Foundation of the State Key Laboratory of Fluid Power and Mechatronic Systems (GZKF-201802)
National Natural Science Foundation of China (61876166)
Article History
Received: 2 July 2020
Accepted: 4 January 2021
First Online: 4 February 2021
Competing interests
: The authors declare no competing interests.