网站首页  英汉词典

请输入您要查询的英文单词:

 

单词 Telephone switchboard
释义

Telephone switchboard

原声例句
科技 Crash Course

Programming was done by plugging hundreds of wires into plugboards, sort of like old school telephone switchboards, in order to set up the computer to perform the right operations.

编程方法是把几百根电线插到插板里,有点像老电话交换机,这样计算机才会执行正确的操作。

科技 Crash Course

More modern examples include telephone switchboard operators being replaced with automatic switchboards in 1960, and robotic arms replacing human painters in car factories in the 1980s.

更现代的例子包括 1960 年代电话总机接线员被自动总机取代,以及 1980 年代汽车工厂中机械臂取代人类油漆工。

英语百科

Telephone switchboard

PBX switchboard, 1975
U.S. Air Force operator works a switchboard in the underground command post at Strategic Air Command headquarters, Offutt Air Force Base, Nebraska in 1967.
A large Bell System international switchboard in 1943

A telephone switchboard is a telecommunications system used in the public switched telephone network or in enterprises to interconnect circuits of telephones to establish telephone calls between the subscribers or users, or between other exchanges. The switchboard was an essential component of a manual telephone exchange, and was operated by one or more persons, called operators who either used electrical cords or switches to establish the connections.

随便看

 

英汉网英语在线翻译词典收录了3779314条英语词汇在线翻译词条,基本涵盖了全部常用英语词汇的中英文双语翻译及用法,是英语学习的有利工具。

 

Copyright © 2004-2024 encnc.com All Rights Reserved
更新时间:2025/6/18 4:50:52