摘要
针对当前存在的多种 GIS数据源间的数据异构性进行分析 。
At present, there are many kinds of GIS whose data structure differ from each other. This paper mainly analysis the data source of difference and bring forth a method which is used to search the spatial data and system structure of realizing search engine.
出处
《电脑与信息技术》
2000年第4期14-15,61,共3页
Computer and Information Technology
