A rigorous vector grating analysis approach BKK approach, which can be used to analyze the big caliber and big view binary optical system, is introduced.

详细地介绍了一种可用于分析大口径大视场二元光学系统的光栅矢量分析法BKK方法。

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This paper gives the research and the analysis about the error source and the erasing method of error on the grating angle sensor.

就光栅角度传感器的误差来源以及消除误差的措施进行分析和研究。

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Methods:Use the Grating Spectrograph to take photograph of atomic emission spectrum of unknown sample and make quantitative analysis Results:Quantitative determination of trace elements in nutriment.

方法：用平面光栅摄谱仪拍摄未知样品之原子发射光谱图，并作定量分析。 结果：测定营养品中微量元素的含量。

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