electromagnetic communications meaning in English

电磁波通信
电磁通信

Manned "stationary" satellites are used to relay and broadcast electromagnetic communication signals .
“固定不动的”人造卫星被用来转播及广播电磁通讯信号。
An english science-fiction writer, proposed that meaned "stationary" satellites be used to relay and broadcast electromagnetic communication signals .
有位英国科幻小说家曾提议使用“固定不动的”人造卫星来转播及广播电磁通迅信号。