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机械工程专业英语文章翻译
Computer-aided design（CAD）involves the use of computers to create design drawings and product models. Computer-aided design is usually associated with interactive computer graphics（known as a CAD system）. Computer-aided design systems are powerful tools and are used in the mechanical design and geometric modeling of products and components.
Computer-aided design（CAD）involves the use of computers to create design drawings and product models. Computer-aided design is usually associated with interactive computer graphics（known as a CAD system）. Computer-aided design systems are powerful tools and are used in the mechanical design and geometric modeling of products and components.
