Up to now,the structural health mon- itoring is mainly made use of two kinds of fiber optic sensors, i.e. fiber optic Fabry-Perot sensors and in-fiber grating sensors.

• 目 前,结构状态健康监测应用光纤应变传感器主要有光纤珐珀干 涉传感器及光纤光栅传感器。