介绍了色分离光栅的设计原理，并对其制作工艺进行了研究。
The design principle and the fabrication process of color separation gratings are studied.
以加工中心为研究对象，分析了光栅尺的工作原理；
The research of this paper is on machine center and develops such works.
以加工中心为研究对象，分析了光栅尺的工作原理；
The research of this paper is on machine center and develops such works.
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