Funding for this research was provided by:
Foundation of Preliminary Research Field of China (6140312030217, 61405170206)
13th Five-Year Equipment Development Project of China (41412010202)
Open Foundation of Shaanxi Key Laboratory of Integrated and Intelligent Navigation (SKLIIN-20180108)
National Natural Science Foundation of China (61972307)
Article History
Received: 13 July 2019
Revised: 21 May 2020
Accepted: 28 July 2020
First Online: 24 August 2020