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知识表达是专家系统中一个十分重要的问题。本文较详细地论述了重型机械基础件CAD圆柱齿轮减速器方案设计、评价及报价专家系统的知识表达,并附有实例说明知识的各种表达方式的应用。
Knowledge expression is a very important issue in the expert system. This article discusses in more detail the design of CAD cylindrical gear reducer for heavy mechanical foundation, the evaluation of the CAD system, and the expert system of quotation quotation. The application of examples is given to illustrate the various expressions of knowledge.