论文以甲烷气体检测为目的，进行基于光谱吸收原理的光纤甲烷气体传感技术的研究。
Methane concentration measurement is the paper's purpose. Fiber methane gas sensing technique is studied based on the principle of spectrum absorption.
论文以甲烷浓度检测为目的，进行基于近红外吸收原理的光纤甲烷气体传感技术的研究。
Methane concentration measurement is the paper's purpose. Fiber methane gas sensing technique is studied based on the principle of near infrared absorption.
基于甲烷气体的近红外吸收光谱，研究了一种高灵敏度光谱吸收型光纤甲烷气体传感器。
Based on the near infrared spectral absorption of methane, a system using absorption type optic fiber for high sensitivity methane detection is demonstrated.
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