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

• Selecting chain step-by-step system local automatic telephone exchange
  （纵横制交换机中的）互斥电路步进制市内用自动电话交换机
• 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。
• Electronically controlled telephone exchange
  电子控制电话交换机
• 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。
• Private automatic telephone exchange
  专用自动电话交换机
• 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%。
• Research on Ericsson Telephone Exchange and Programming for Testing
  爱立信程控交换机及其调测软件编制的研究
• 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。
• This article described alarm function of Harris 20 20 telephone exchange, and provided a simple application example.
  叙述了Harris程控交换机的集中告警功能，以及简单的拓展与无线寻呼结合的应用。
• Advanced PC telephone exchange facilities, wireless telecommunication, facsimile, telegram and express mail services are provided.
  我们提供先进的程控电话设备、无线移动通讯、传真、电报、邮政特快专递服务。