communication aid语言交往辅助器
communicationn.交流;通讯;传达;通信;沟通
communications in Yunnan Province云南交通
communication power supply system通信电源系统
communication system of coal mine煤矿通信系统
communication protocol plug-ins通信规约插件
Communication University of Chinan.中国传媒大学
Communications Operations Officer通信作业军官
Communications Electronics School通信电子学校
communication in the power system电力系统通信
Communication Satellite Operation通信卫星活动
communication based train control基于通信的列车控制