本文介绍了差分光学吸收光谱法(DOAS)测量大气污染气体浓度的基本原理,描述了在测量光谱分析中所做的一些必要处理.介绍了卷积在DOAS方法中对污染物浓度反演的应用,通过与其它处理方法的光谱数据对比,证明了卷积处理光谱数据可以提高污染物浓度反演的精度.
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