系统的输入信息是在已有的CAD信息的基础上产生的基于CAPP特征的工件描述。

Based on the known CAD knowledge and the signalments of workpiece's features, the input information is produced.

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我还为每个工件添加了一个描述。

I also added a description for each artifact.

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数据建模是指创建抽象的工件以描述如何表示、存储和使用数据的一个过程。

Data modeling is the process of creating abstract artifacts that describe how data is represented, stored, and used.

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