cartographic database的例句大全

Finally, based on the structured river network which contains these two indices, several retrieval functions are provided as a way to extract structural information during the structure processing in a cartographic database.

根据包含以上两个索引的结构化河网，提供了若干检索函数，作为地图数据库中结构处理时结构信息的提取手段。

And, a novel approach is presented to automatically convert the labels of the annotation layer into the name attributes of the associated spatial objects because there are not the relations between annotations and objects in current cartographic database.

由于当前很多生产单位的城市地图数据库中注记没有与目标关联，因此本文还研究了从图面注记到空间目标名称属性的自动转换方法。

Web cartographic generalization based on database generalization and SVG

基于数据库综合和SVG的网络制图综合系统研究

In author's opinion, conversion from cartographic data to GIS database is essentially data model conversion according to modeling analysis.

本文以模型分析理论为出发点，认为制图数据向GIS数据的转换实质是数据模型的变换。