Spread spectrum communication is used widely in the CDMA system and military communication because it can suppress narrow-band interference (NBI) in the common degree.是什么意思_Spread spectrum communication is used widely in the CDMA system and military communication because it can suppress narrow-band interference (NBI) in the common degree.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句