A novel submarine optical fiber cable monitoring system based on BOTDR and sonar is proposed, and the method of measurement is also discussed.
文章提出了一种新的基于BOTDR和声纳的海底光缆事件监测系统，并讨论了其测量方法。
The advanced instruments and equipment were used for the submarine fiber optic cable route surveys, and the collected digital information can be used to quickly and correctly make the maps.
海底光缆路由勘察使用先进的仪器设备，采集的是数字化信息，能快速准确的成图。
The submarine optical fiber cable construction from Fuqing to Haitan is an engineering project to enhance the communication between Haitan Island and mainland.
海坛海峡海底光缆建设是一项加强海坛岛与大陆之间通信的工程。
This paper firstly introduced the composing of submarine optical fiber cable system, and then analyzed mostly ingredient that influences its security in transmission line and information.
本文研究一种电小天线的新型补偿电路 ，即用短路传输线与天线相并联的方式实现对电小天线的宽带匹配 。
Generally, because the effects of environment on submarine fiber cable and the terrestrial fiber cable are smaller, its PMD has smaller fluctuation and is easy to compensate.
架空光缆因受环境影响比较大，尤其受气温变化的影响较大，所以pmd波动也较大，对其补偿要困难一些。
Generally, because the effects of environment on submarine fiber cable and the terrestrial fiber cable are smaller, its PMD has smaller fluctuation and is easy to compensate.
架空光缆因受环境影响比较大，尤其受气温变化的影响较大，所以pmd波动也较大，对其补偿要困难一些。
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