分析了其应力的传递过程，建立了法布里-珀罗腔腔长变化与氢浓度关系的数学模型。
The stress transfer model of the sensor is analyzed and the relationship between the change of Fabry-Perot gap length and hydrogen concentration is constructed.
根据腔长的随机变化、介质色散特性和模竞争效应解释了低频拍和连续噪声谱。
Based on the random variation of cavity length, characteristics of the medium index and mode competition effect, low-frequency beat and noise continuums are explained.
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