NET technology based service system of the geological data catalog, and makes a detailed description of its function and pivotal technology.

NET技术的地质资料目录服务系统的总体设计，并对其功能和关键技术进行详细描述。

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Based on the analysis of the data status and the data requirements, the geological and mineral information has been classified into four types, table, document, drawing and catalog directory.

通过资料现状与数据需求分析，将地质矿产资料划分为表格、文档、图件和目录簿四类。

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