数控加工图形仿真技术利用计算机图形显示来模拟实际加工过程，是验证数控加工程序正确性的有力工具之一。
Graphics Simulation technology in NC machining is a powerful tool for validating NC machining programming, which using the computer graphical output to simulate the real machining process.
因此，交互式计算机图形显示这一课程教学乃是CAD/CAM技术教育的重要组成部分之一。
Therefore, teaching the course of interactive computer graphics is one of the important components of CAD/CAM technical education.
通过计算机把数据转换为图形显示或把图形显示转换为数据的方法和技术。
Methods and techniques for converting data to or from graphic displays via computers.
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