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介绍光纤的基本结构、工作原理和特点,以及大坝三期电厂光传输网络的现状。分析目前大坝三期电厂线路保护的基本方式和特点,讨论了光纤保护在实际应用中可能遇到的问题及其解决办法。
Introduce the basic structure, working principle and characteristics of optical fiber, as well as the status quo of the optical transmission network of the dam III project. This paper analyzes the basic ways and characteristics of the line protection of the Dam No.3 Power Plant and discusses the problems that may be encountered in the practical application of optical fiber protection and their solutions.