In this paper, based on the database system, an improved information search method is proposed, which extends the traditional method by means of fuzzy math and with its tools.

在数据库系统的基础上，利用模糊数学的方法和工具对传统信息检索进行扩充，从而得到一种改进的信息检索方法。

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In the implement of system, we use membership function to mirror faults fuzzy and fuzzy concern, relational database to describe knowledge and rules, and perform ruled-based inference.

在系统实现中，采用隶属函数来反映故障对象特征的模糊性和模糊关系，基于关系数据库进行知识的模糊表达，实现基于规则的模糊推理。

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The article discusses a method to design an expert system by applying artificial intelligent database and the fuzzy theory. It also gives out the frame of the system.

利用一种将人工智能、数据库技术、模糊理论相结合的方法，设计构造专家系统的整体框架。

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