communication gap通信间隙communicationn.交流；通讯；传达；通信；沟通communications satellite corporation通信卫星公司Communication Security Establishment通信保密机构communication satellite broadcasting通信卫星广播Communications Construction Squadron通信工程施工中队Communication Navigation Information通信导航信息Communication and Tracking Subsystem通信与跟踪子系统communication electronics technology通信电子技术Communication Supplementary Activity通信保密辅助处communication and learning mechanism交流与学习机制communication and electron specialty通信电子专业