最后，根据World Wide Web Consortium (W3C)的说明，本体定义用于描述和表示知识领域的术语。

Finally, according to the World Wide Web Consortium (W3C), ontology defines the terms used to describe and represent an area of knowledge.

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为此，文中用面向对象的知识表示方法描述并建立本体，并以此为基础形成领域操作代数系统和智能体服务描述语言。

The paper describes and develops ontology by object-oriented knowledge representation, hence the representation leads to domain algebra system and agent service description language.

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利用本体方法对静态质量知识进行抽象表示，并用于对质量问题的语义处理。

The ontology is applied to abstract the static quality knowledge. And semantic analysis is applied to process the quality disaccords .

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