very high frequency direction finder [通信] 甚高频测向器 ; 甚高频测向仪

high frequency direction finder 高频方向测定仪 ; 高频测向仪

low-frequency direction finder 低频测向器

medium frequency direction finder 中频测向器

ultra-high-frequency direction finder 特高频测向仪

medium frequency direction finder station 中频测向台

medium high frequency direction finder 中高频测向仪

high-frequency direction finder 高频测向器

low frequency direction finder 低频测向仪

high-frequency direction-finder 高频测向仪