短語詞組短語quantum secure direct communication 量子安全直接通信secure group communication 安全群組通信secure direct communication 安全直接通信SEVOCOM SEcure VOice COMmunication 安全語音通信;保密電話通信secure speech communication system 語音保密系統(tǒng)automatic secure voice communication 自動保密有聲通信secure voice communication system [通信]保密電話通信系統(tǒng);保全語音通信系統(tǒng);保密語音通信系統(tǒng)secure visual communication [通信]保密視覺通信Secure Group Communication Architecture 安全群組通信框架 返回 secure communication