Temperature, strain and other physical parameters can be measured by detecting the shift of the central wavelength in FBGs, but cross sensitivity of FBG to temperature and strain needs to be solved.
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- 利用光纤布拉格光栅中心波长的偏移,可以测量温度和应变等多种物理量,但必须解决光栅对温度和应变的交叉敏感问题。