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

• Electronically controlled telephone exchange
  电子控制电话交换机
• 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。
• 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 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。
• To above-mentioned problem, author designed and realized a general telephone exchange office signaling transceiver.
  针对上述问题，作者设计并实现了一种通用型电话网局间信令收发器。
• 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。
• 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%。
• 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）
• 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
• 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。