...量控制技术规范(试行) 3 术语 3.1 差分光学吸收光谱法 差分光学吸收光谱法(DOAS，Differential Optical Absorption Spectroscopy) 是指利用待测气 体分子的窄带吸收特性来鉴别气体分子，并根据窄带吸收强度反演出气体分子的浓度的一种技...
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差分光学吸收光谱法已经变成了测量大气中微量气体浓度常用的方法。
Differential optical absorption spectroscopy has become a widely used method to measure trace gases in the atmosphere.
差分光学吸收光谱法(DOAS)已经成为测量大气中微量气体浓度广泛应用的方法。
Differential optical absorption spectroscopy (DOAS) has become a widely used method to measure trace gases in the atmosphere.
差分光学吸收光谱法(DOAS)应用于固定污染源烟气排放监测时，烟气中污染气体so2浓度较高将产生非线性吸收问题。
Nonlinear absorption occurs when the differential optical absorption spectroscopy (DOAS) is used to monitor the flue gas with high SO2 concentration from fixed pollution source.
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