利用计算机及其图形设备帮助设计人员进行设计工作。简称CAD。 在工程和产品设计中，计算机可以帮助设计人员担负计算、信息存储和制图等项工作。在设计中通常要用计算机对不同方案进行大量的计算、分析和比较，以决定最优方案；各种设计信息，不论是数字的、文字的或图形的，都能存放在计算机的内存或外存里，并能快速地检索；设计人员通常用草图开始设计，将草图变为工作图的繁重工作可以交给计算机完成；利用计算机可以进行与图形的编辑、放大、缩小、平移和旋转等有关的图形数据加工工作。
利用计算机及其图形设备帮助设计人员进行设计工作。简称CAD。 在工程和产品设计中，计算机可以帮助设计人员担负计算、信息存储和制图等项工作。在设计中通常要用计算机对不同方案进行大量的计算、分析和比较，以决定最优方案；各种设计信息，不论是数字的、文字的或图形的，都能存放在计算机的内存或外存里，并能快速地检索；设计人员通常用草图开始设计，将草图变为工作图的繁重工作可以交给计算机完成；利用计算机可以进行与图形的编辑、放大、缩小、平移和旋转等有关的图形数据加工工作。
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