机译:Improved Strategies for BeiDou Ultrarapid Satellites' Clock Bias Prediction Using BDS-2 and BDS-3 Integrated Processing
China Univ Min & Technol, Key Lab Land Environm & Disaster Monitoring, MNR, Xuzhou 221116, Jiangsu, Peoples R China|China Univ Min & Technol, Sch Environm Sci & Spatial Informat, Xuzhou 221116, Jiangsu, Peoples R China;