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

• 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。
• 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。
• Too often I have made the mistake of sending an irritable response, which will have festered and angered the other end much more than a difficult telephone exchange.
  我就时常犯这样的错误：发出的邮件令收件人火冒三丈，其受刺激的程度远胜于一次艰难的电话通话。
• The new switchboard shares much of the workload of the telephone exchange.
  这台新式交换机大大的减少了交换台的工作量。
• 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。
• 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%。
• 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。
• The telephone exchange has been jammed all day with people wanting to buy season tickets.
  很多人想买季票，电话总机一天到晚忙个不停。
• They should not be relied upon to provide an error free method of relaying tone signalling to other decoders, such as a telephone exchange DTMF detector, for example.
  它不应该被依赖用做提供一种无错的传送方法，传送双音频信号到另一解码器。例如：电话交换机的DTMF侦察器。
• 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。