The system has the advantages of simple structure and quick measurement. It can be applied to on-line detection of the harmful gas and IR spectrum analysis.
该系统具有结构简单、测量快速等特点，可用于在线有害气体检测和红外光谱分析。
The basic and detection principle of infrared gas analyzer have been introduced in this paper, and its failure analysis and treatment during application have been also discussed.
介绍了红外线气体分析仪的基本原理和检测原理，及其在应用过程中的故障分析和处理。
At the same time, it has been increasingly used in fiber optic sensor systems, gas detection systems, spectral analysis and other fields.
同时，它在光纤传感系统、气体检测系统、光谱分析等领域也得到越来越广泛的应用。
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