实时动态差分全球定位 DGPS RTK
本文介绍了实时动态差分gps RTK技术在杭州湾大桥桥位地形测绘中的实施与原则，并对GPS RTK定位结果进行了精度比较与分析。
This paper introduced the implement and principle of GPS RTK in the topographic mapping of HangZhou bay bridge location, compared and analyzed the precise of GPS RTK pointing result.
并提出用差分gps配合声纳测深进行动态连续定位，从而建立海底地形模型的设想。
The author proposed a tentative idea about forming the model of submarine terrain by the model of DGPS combining with Sonar system.
对大型车站、道口、大型个体工程等处则建立连续运营GPS差分基准站，采用动态差分GPS数据与其它传感器数据组合定位的方案，以提高列车定位的精度。
It is also pointed out in the thesis that when trains are running in railway line, using double receivers, fusing GPS single point position units with other locating sensors is of great value.
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