This paper introduces the contents, structure, features, retrieval functions and service of the ba CD ROM database, and it? S technology developments.

本文介绍了BA生物学文献光盘数据库的内容、结构特点、主要检索功能以及服务和技术开发情况。

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This paper makes elaboration of the features, main functions, design processes of Shanxi s national hydrological database and notable matters in its use.

较为详细地介绍了山西省国家水文数据库的特点、主要功能、设计过程以及使用注意事项等。

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Secondly, the basic theory and realization methods of the real-time embedded database 's fundamental functions are discussed in the paper.

其次，本文讨论了实时嵌入式数据库基本功能实现的理论基础和实现方法。

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