本文首先对决策支持系统(dss)的概念、体系结构进行了简要的介绍，阐述了DSS的数据库系统、模型库系统、知识库系统以及方法库系统。

This paper describes the concept, system structure of the Decision Support system (DSS) firstly, then introduces the database, model library, knowledge library and arithmetic library of the DSS.

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该基于知识库的执行引擎支持带有条件分支控制结构的组装结果的执行。

And the execution engine based on knowledge base supports the execution of composition result with If-T.

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介绍了渣贫化电炉生产过程智能决策支持系统(IDSS)的结构和功能，论述了以模糊决策规则为基础的知识库和模型库。

The structure and function of an intelligent decision support system (IDSS) were introduced for the process of slag cleaning furnace.

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