“railway mobile communication system”的概念、定义、翻译、参考文献-科学参考

单词	railway mobile communication system
释义	railway mobile communication system Encyclopedia 工学铁路专用通信系统释 railway mobile communication system铁路移动通信系统采用数字话音编码、信源编码、信道编码、交织、数字调制与解调、信道均衡、多址接入等数字通信技术实现铁路运输系统中移动或固定位置的设备-人员、人员-人员和设备-设备的话音、数据、图像等信息无线传输的专用通信系统。
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