switched telephone network

英 美
  • 电话交换网
  • network n.网点;网络;网状系统;广播公司
  • switched adj.转换的动词switch的过去式和过去分词形式.
  • telephone n.电话v.打电话
    1. A term applied to a data transmission carried on the public switched telephone network and initiated by dialing the telephone number of the receiving station.
      应用于普通开关电话网数据传输上的术语,指拨通某接收站的电话号码就能访问该系统的性质和动作。