计算机辅助设计和计算机辅助制造。
在这项工作中一个综合系统的计算机辅助设计和计算机辅助制造专门设计制造负担得起的透明面罩进行了讨论。
In this work an integrated system of computer-aided design and computer-aided manufacturing specifically designed to fabricate affordable transparent face masks is discussed.
图形，制图数据的图形显示和操作，如用于计算机辅助设计和计算机辅助制造、排字、版画作品、和教育及娱乐程序。
The pictorial representation and manipulation of data as used in computer-aided design and computer-aided manufacture in typesetting and the graphicarts and in educational and recreational programs.
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