First, it discusses the technical and economic feasibility for the shunting monitoring system to use DGPS technology.
首先，本文从技术和经济两方面论述了调车作业监测系统采用DGPS技术方案的可行性。
The ways and means for the solution to the problems existing in the navigation system are proposed, and the DGPS technology and the method of matching the map are also introduced.
对导航服务中存在的问题提出了解决的途径，并介绍了伪距差分技术和地图匹配方法。
In this article, using the DGPS technology to collect the grassland resources data and soil resources data, and DGPS technology provides both sides data with accurate space location.
本文利用DGPS技术对草地资源数据、土壤资源数据进行了采集，DGPS技术为两方面的数据提供了精确的空间定位。
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