保全通信处理机
secure communication processor
保全通信中心
security communication center
国际空中交通通讯接收站
international air traffic communications receiver station
类比调变通讯讯号
analogue modulated communication signals
数据安全通讯
data security communication
DASECOM
双同步通讯通道
dual synchronous
Dual Rate CODEC
dual port random access memory
跳频通讯讯号
frequency hopping signals
无线视讯通讯
wireless video communication
语音通讯通道
building energy & environment