“radio marker beacon station”的概念、定义、翻译、参考文献-科学参考

单词	radio marker beacon station
释义	radio marker beacon station [`rād·ē·ō `mär·kǝr ´bē·kǝn ´stā·shǝn] ^NAVIGATION Station marking a definite location on the ground as an aid to aircraft at altitude; the International Civil Aviation Organization beacons operate at a single frequency of 75 megahertz.
随便看	balance pipe balancer balancer set balance shot balance spring balance tool balance-to-unbalance transformer balance wheel balancing balancing a survey balancing band balancing capacitor balancing delay balancing plug cock balancing unit balancing valve Balanidae balanitis Balanoglossus Balanomorpha Balanopaceae Balanopales Balanophoraceae balanoposthitis Balanopsidales

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