telephone exchange

英 [ˈtelɪfəʊn ɪkstʃeɪndʒ]

美 [ˈtelɪfoʊn ɪkstʃeɪndʒ]

n.  电话交换台; 总机; 电话局

电力

牛津词典

noun

• 电话交换台；总机；电话局
  a place where telephone calls are connected so that people can speak to each other

柯林斯词典

• 电话交换台;总机;电话局
  Atelephone exchangeis a building where connections are made between telephone lines.

英英释义

noun

• a workplace that serves as a telecommunications facility where lines from telephones can be connected together to permit communication
  Synonym:centralexchange

双语例句

• A private telephone exchange that automatically connects internal "branch" lines to the external circuits of a telephone system.
  一种自动地将内部用户线连接到电话系统外线的专用电话交换机。
• By the end of 1998, the home-made exchanges had constituted 98% of all the newly added telephone exchange capacity.
  到1998年底，通信网新增电话交换机中，国内生产设备的比重已达到98%。
• This paper analyzes the items and technical characteristics of supervisory control of the communication room and electricity room in remote mountainous districts, and explores the implementation of remote supervisory control automation by the economical and reliable telephone exchange net.
  分析了偏僻高山上通信机房和电气房要进行监控的内容和特点等，探讨了用经济、可靠的电话交换网实现远程监控自动化的方案和实施办法。
• The Realization of No.7 Signaling in Long Distance Telephone Exchange's Rebuilding
  七号信令在电信长途局改造工程中的实现
• The number of telephone lines connecting the subscriber's terminal equipment to the public switched network and which have a dedicated port in the telephone exchange equipment.
  连接用户终端设备和公用交换网并具有一个电话交换设备专用端口的电话线数。
• The principle and application of JZHQ& 4 crossbar automatic telephone exchange are discussed.
  本文对JZHQ&4型纵横制自动电话交换机的原理与应用问题进行了研讨，具有一定的实用价值。
• Our nervous system can be likened to a telephone exchange.
  我们的神经系统好比一部电话交换机。
• Step-by-step system local automatic telephone exchange So they need a better handle on me.
  步进制市内用自动电话交换机他们急于进一步控制找。
• As regards economy, early studies offered significant advantages since a substantial quantity of interface equipment in the telephone exchange could be eliminated.
  至于经济性，早期的研究表明，由于数字业务可以省掉电话交换中大量的接口设备，因而具有重要的优势。
• Study on Seismic Design Method of Single-layer Cable Net Structures for Point-supporting Glass Wall for Beijing Tucheng Telephone Exchange FRAME CONTACT LIFT ( SINGLE POST)
  北京土城电话局单层索网点式玻璃幕墙抗震设计方法分析框架接触顶起点（单点）