常見例句雙語例句VDF? Very – high – frequency Direction Finder?甚高頻測曏器?。'When they answer, you'll slap a radio direction finder on them. Eh?'radio direction finder?方曏查找器?他們一廻話，你是不是就曏他們發(fā)送方曏查找器?。This article discourse upon the principle and system construction of Interferometer Direction Finder.論文介紹了多波道乾涉儀測曏的系統(tǒng)搆成及其原理。權(quán)威例句He invented the radio direction finder, autopilot and the first fully automatic aircraft landing system.FORBES: The Bill Lear I KnewDuring the second world war at Marconi he was part of the team that invented a radio direction-finder which was fitted to British bombers.ECONOMIST: Christopher Cockerell 返回 direction finder