Fiber Bragg gratings introduced make the technologies great change in the fields of optical fiber communication and optical fiber sensors. 光纖光柵的出現使光纖通信和光纖傳感技術有了很大的變化。
Based on the experiments on concrete samples, the sensitivity of the fiber optical sensing techniques adopted in crack monitoring of large dams was tested. 摘要基于混凝土試件試驗，對大壩裂縫光纖監測中采用的光纖傳感技術的靈敏性進行了測試。
