In this paper, we research the signal processing techniques which is one of the areas of analytical chemistry chemometrics.

本文所研究的方向是分析化学计量学中的研究领域之一——数字信息处理技术。

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The analytical method of high-resolution selected-band spectra is an imported one in digital signal processing.

选带频谱细化分析方法是数字信号处理中的一种重要分析方法。

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