本文是刊于本杂志的一系列关于介绍8Mb/s和140Mb/s光纤可行性试验文章中的最后一篇。在这最后一篇文章里,介绍了铺设的光缆线路的传输性能。一、前言这是一系列有关总结最近光纤可行性试验结果和经验文章中的最后一篇。以前的文章已介绍过系统试验的结果,采用的成缆和连接技术以及采取的光缆试验方 This is the last in a series of articles in this magazine to introduce the feasibility trials for 8Mb / s and 140Mb / s fiber. In this last article, the transmission performance of the laid fiber optic cable is introduced. I. INTRODUCTION This is the last in a series of articles summarizing recent fiber feasibility trials and empirical articles. Previous articles have introduced the results of the system test, the use of the cable and connection technology and take the cable test side