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分析了长周期光纤光栅传感器的工作原理,介绍了目前长周期光纤光栅在温度传感、应力传感、折射率传感、弯曲量传感、扭曲量传感以及电流传感等方面的应用。
The working principle of long period fiber grating sensor is analyzed. The application of long period fiber grating in temperature sensing, stress sensing, refractive index sensing, bending sensing, twisting sensing and current sensing are introduced.