“back wave”的概念、定义、翻译、参考文献-科学参考

单词	back wave
释义	back wave [`bak ´wāv] ^{COMMUNICATIONS} Signal emitted from a radio telegraph transmitter during spacing portions of the code characters. Also known as spacing wave.
随便看	oldland old mountain Old Red Sandstone old snow old wives' summer old workings Oleaceae oleandomycin oleate olecranon olefiant gas olefin olefin copolymer olefin resin oleic acid olein Olenellidae oleometer oleo oil oleoresin oleoresinous varnish oleostearin oleo strut Olethreutidae oleum

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