英语词汇“F region”的中英文释义、用法、翻译及短语词组-英汉翻译词典

单词	F region
释义	F region ['ef,ri:d?i?n] 释义 [气象学]F区,F(电离)层英英释义 Noun 1. the highest region of the ionosphere (from 90 to 600 miles up) that contains the highest concentration of free electrons and is most useful for long-range radio transmission
随便看	self-test program self-test relay self test relay self-tests selftexturing self texturing self-texturing yarn self therapy self-therapy self thermal diffusion self-thermo furnace self-thermostat self-thinking self thinning self-thinning selfthinning self-thinning rule self-threading self threading selfthreading self-threading cartridge self-threading eye self-threading mean for tape self threading needle self-threading needle

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F region