提出了一种能够把图像关系查询和基于内容查询相统一的集合代数模型。

A set algebraic model that can uni1 ~ the keywords-based relation query and content-based retrieval is presented.

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类似于代数数据类型理论，本文提出了对象、对象类型及抽象对象类型的代数模型。

In analogy to algebraic data type theory, this paper proposed the mathematical model of objects, object types and abstract object types.

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最后针对微分代数模型的励磁系统构造了存储函数，使得系统无源而保持内部稳定。

In the end the storage function was constructed for excitation system with differential algebraic model.

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