toll cable
英 [təʊl ˈkeɪbl]
美 [toʊl ˈkeɪbl]
网络 长途电缆; 长途光缆; 长途通信电缆...
双语例句
- Ways of Extending Toll Optical Cable Communication Capacity
提高长途光缆通信容量的几种途径 - This paper states the first opened digital railway division communication system which is constructed with Δ M multiplex transmission system and digital division telephone switching system on the toll symetrical cable at Zhengzhou-Luoyang Railway Division.
本文介绍了在郑州&洛阳区段的长途对称电缆上开通的我国铁路第一个数字式区段通信系统，它由△M多路复用传输系统和数字式区段电话交换系统构成。