Funding for this research was provided by:
National Natural Science Foundation of China (41801255)
Natural Science Foundation of Hebei Province (D2020409003)
Civil Aerospace Pre-research Project (D040102)
Science for Earthquake Resilience (XH19003Y)
Article History
Received: 25 August 2020
Accepted: 9 March 2021
First Online: 8 April 2021
Declarations
:
: The authors declare no conflict of interest.