因此本文从论述COM的基本概念入手，以实现二维显示组件结束，对组件这一组件式地理信息系统的基石做了充分的论述。
So this paper proceeds with the introducing of com's basic concept, end with realizing two dimension electron map display components and doing perfect self-consistent in establishing ComGIS.
组件式地理信息系统(简称组件GIS)是适应软件组件化潮流的新一代地理信息系统。
Components Geography Information (ComGIS), a new technique based on Components Software, is the latest tendency of GIS technology.
组件式GIS是用地理信息系统控件开发地理信息系统的方法，它有效率高、功能全等特点。
Components Geographical Information System (COMGIS) is a method, which USES GIS's controls to develop GIS. It has high efficiency, functional equivalence and other features.
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