本文综述了光纤pH 传播感器的原理、结构,对近年来光导纤维pH 传感器的发展作了介绍,探讨了光导纤维pH 传感器所面临的问题,并对其发展作出了展望。 关键词:光导纤维,pH 传感器 Abstract :The working principles and structure of Fibre - optic pH sensor are introduced and the recent de2 velopments are reviewed in this paper . The problem of facing and the development trend of Fibre - optic pH sensor have been investigated. Key words :Fibre - optic ,pH sensor