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光纤微弯传感器是一种强度调制型光纤传感器，其传感机理是通过测量光纤微弯曲导致的传输光强变化，来获得位移、压力、温度、加速度、应变、流量、速度等待测环境参量，具有质量小、敏感量多、抗干扰能力强、带宽高、灵敏度高等众多优越性能。“,”Optical fiber micro bend sensor is a kind of intensity modulation fiber-optic sensor, the sensing mechanism of fiber micro bend is by measuring the transmission light intensity changes, to obtain the displacement, stress, strain, acceleration, temperature, flow, speed for measuring environmental parameters, with the quality of small volume, sensitive, strong anti-interference ability, high bandwidth many superior performance, high sensitivity.