1. Ph.D. Candidate, College of Surveying and Geo-Informatics, Tongji Univ., No. 1239, Siping Rd., Shanghai 200092, China; Astro-Geodynamics Research Center, Shanghai Astronomical Observatory, Chinese Academy of Sciences, Shanghai 200030, China.
2. Professor, Astro-Geodynamics Research Center, Shanghai Astronomical Observatory, Chinese Academy of Sciences, Shanghai 200030, China; Professor, School of Astronomy and Space Science, Univ. of Chinese Academy of Sciences, Beijing 100039, China; Professor, Shanghai Key Laboratory of Space Navigation and Positioning Techniques, Shanghai 200030, China (corresponding author).
3. Associate Professor, School of Land Science and Technology, China Univ. of Geosciences, Beijing 100083, China.
4. Master’s Candidate, School of Land Science and Technology, China Univ. of Geosciences, Beijing 100083, China.
5. Master’s Candidate, Dept. of Geographic Information, Waterway Geomatics Center of Guangdong Province, Guangdong 511431, China.