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.
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。
At present, train actual data collected from monitor device fixed on locomotives can only be stored in the form of text owing to lack of special data management system.
由机务段从列车运行监控装置采集的实绩运行数据，由于没有相应的数据管理机制，目前只能采用文本形式进行处理。
A continuous online industrial emitted exhaust monitor based on the fixed electric potential electro-analysis sulfur dioxide sensor was presented detailedly.
论文比较详细的讨论了一套基于定电位电解传感器的工业烟道气二氧化硫连续在线监测系统。
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