A novel reflective fiber optic microphone was introduced. It USES a reflective fiber optic sensing probe to realize the outside modulation of sound to light.
一种新型的反射式光纤麦克风，它利用反射式光纤传感探头实现声音对光的外调制。
The operating principle and structure design of the sensing probe of the FBG geophone are explained in detail. We reckon the sensitivity and frequency characteristic of the sensing probe.
设计了一种新型布拉格光纤光栅地震检波器探测系统，分析了其设计原理、结构组成，给出了探测系统的灵敏度和频率特性参数。
Taking the flammability of hydrogen into account, in this paper, optical fiber is used as a sensing probe in hydrogen environment to test the hydrogen concentration which is below the explosive limit.
考虑到氢气易燃，本文采用光纤作为敏感探头元件，在氢气环境下测试低于爆炸极限的氢气浓度。
Taking the flammability of hydrogen into account, in this paper, optical fiber is used as a sensing probe in hydrogen environment to test the hydrogen concentration which is below the explosive limit.
考虑到氢气易燃，本文采用光纤作为敏感探头元件，在氢气环境下测试低于爆炸极限的氢气浓度。
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