【摘要】 长光程差分吸收光谱法是一种实时、在线监测方法 ,可同时对多种气体进行连续监测。使用这种方法获得的数据经计算机处理后 ,可分析出大气中各种污染物的含量。介绍了这种方法的基本原理、仪器结构及它的应用。更多还原

【Abstract】 Differential optical absorption spectroscopy (DOAS) has been developed since the late 70s. This paper reviews commercial DOAS systems for real-time and on-line atmospheric pollution monitoring, describing the basic theory, device structure as well as applications.更多还原