摘要
数据业务中 ,大部分的传输介质是市话电缆。在处理数据业务故障时 ,掌握基于市话电缆的测试技术 ,有助于业务的快速恢复。就测试原理、多种测试方法给出了较为详细的描述。
Transmission medium of data business is electric cable in city. While handling fault of data business, holding test technique of electric cable is beneficial to fast maintenance. This article describes in detail test principle, various test methods.
出处
《铁道通信信号》
2005年第1期36-37,共2页
Railway Signalling & Communication
