The Federal Communication Commission (FCC) covers radio and TV transmission and interstate telephone and telegraph.
联邦通讯委员会(FCC)管理广播和电视的传递以及州际电话和电报。
The Federal Communication Commission ( FCC ) covers radio and TV transmission and interstate telephone and telegraph.
联邦通讯委员会（ FCC ） 管理广播和电视的传递以及州际电话和电报。
The cellular digital packet data (CDPD) is a system which borrows idle radio channels from the existing cellular mobile telephone networks for packet data transmission.
蜂窝数字分组数据(CDPD)是利用现有的模拟蜂窝电话网来传输数据的一种新技术。
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