实时精密单点定位技术(Real五mePrecisePointPositio垃ng,简称昨PPP) 已成为当前GNSS(GlobalNavigationsatellitesystem)领域的研究热点,也将是 目前乃至未来实时高精度动态定位的主要技术手段之一 -mePrecisePointPositioPPP GNSSGlobalNavigationsatellitesystem At present and the future of one of the main techn