The fiber grating sensing system consists of four parts, Broadband Light-source, FBG/LPG based sensor, Signal demodulation section and Signal process section.
光纤光栅传感系统一般包括光源、传感器（光纤光栅）、光路解调部分、数据采集分析终端等部分。
Based on experiment study, several factors are analyzed in the design of infrared gas sensor in which infrared LED is used as light source, and four schemes are compared in this paper.
在实验研究的基础上分析了采用红外发光二极管为光源的气体传感器在设计中应考虑的几个因素。
Based on experiment study, several factors are analyzed in the design of infrared gas sensor in which infrared LED is used as light source, and four schemes are compared in this paper.
在实验研究的基础上分析了采用红外发光二极管为光源的气体传感器在设计中应考虑的几个因素。
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