Funding for this research was provided by:
National Natural Science Foundation of China (52078435)
National Natural Science Foundation of China (41901073)
Shanghai Key Laboratory of Rail Infrastructure Durability and System Safety (R202003)
China Postdoctoral Science Foundation (2019M663556)
Article History
Received: 20 January 2021
Revised: 3 March 2021
Accepted: 5 March 2021
First Online: 11 May 2021