The pictorial representation and manipulation of data , as used in computer - aided design and computer - aided manufacture , in typesetting and the graphic arts , and in educational and recreational programs 一种输出设备,将数据以二维图形表示方式直接在可移动的介质上产生硬拷贝记录。
Computer-aided manufacturing (CAM) is the use of computer software to control machine tools and related machinery in the manufacturing of workpieces. This is not the only definition for CAM, but it is the most common; CAM may also refer to the use of a computer to assist in all operations of a manufacturing plant, including planning, management, transportation and storage.