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基于开源软件的WebGIS框架设计

ction is offered for various geographic information applications, in order to improve performance, satisfy users' needs and share the Internet resources. A three-layer framework (presentation layers, processing layers, data layers) about WebGIS on the basis of open source software such as GeoServer, PostGIS and OpenLayers is implemented.Key words: WebGIS; GeoServer; spatail dat
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