Based on the collection of road information, the road network database is constructed by means of GIS technology.

在此基础上采集大量道路信息，溶入GIS技术，建立城市道路网络数据库。

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TomTom provides a granular picture of road-network performance from its traffic database.

通腾提供了道路网络性能的粒状图片，这些图片来自其交通数据库。

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Road network information database is established by using ARCGIS software. The thematic maps were produced.

然后利用Arcgis软件建立Geodatabase路网信息数据库和路网专题地图的制作。

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Road network information database is established by using ARCGIS software. The thematic maps were produced.

然后利用Arcgis软件建立Geodatabase路网信息数据库和路网专题地图的制作。

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