并详细介绍了该软件的结构与操作规则，构造了一种开发地理信息系统的工具和框架。

The structure and operation rules are introduced in detail. A tool and frame for developing geographical information system is constructed.

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该系统主要完成基于GIS的日常农业防洪工程信息管理工作，以地理信息系统的操作方式作为主要操作方式。

The system accomplished the management of agriculture anti-flood engineering information in daily work, using the GIS operation method as its main operation way.

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在网络环境下，基于XML并遵循ogc规范的开放式地理信息系统是解决数据共享，实现地理信息互操作的最根本的途径。

In the network environment, which is based-on XML and OGC specifications, OpenGIS is the most basic approach to solve data share and interactive operation.

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