dedicated communication meaning in Chinese

指定用户间的专用通信

Message formats and protocols for serial data interfaces in alarm transmission systems part 9 : ptt interfaces for dedicated communications channels using itu - t recommendation v . 23 signalling
报警传输系统串行数据接口的信息格式和协议第9部分：采用itu - t建议v . 23信令的专用信道的ptt接口
Alarm systems - part 7 - 12 : message formats and protocols for serial data interfaces in alarm transmission systems ; ptt interfaces for dedicated communications channels using itu - t recommendation v . 23 signalling
警报系统.第7 - 12部分:警报传输系统串行数据接口的信息格式和协议.使用itu - t推荐v . 23信令的专用通信信道的ptt接口