The research of automatic cartographic generalization is a very difficult subject.

数字地图自动综合的研究是一个非常艰难的课题。

youdao

So the study of automatic cartographic generalization in the web environment is of the utmost urgency.

因此，对网络环境下的地图自动综合进行探索与研究已经迫在眉睫。

youdao

Can utilize the geographical data of foundation in existing GIS database based on single scale, produce mult-scale data synthetically through automatic cartographic generalization.

可以利用已有的基于单一比例尺的GIS数据库中的基础地理数据，通过自动制图综合生成多比例尺数据。

youdao