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    f layer

    f layer - 365bet中国官方网站 definition and meaning for word f layer

    Definition
    (noun) the highest region of the ionosphere (from 90 to 600 miles up) which contains the highest concentration of free electrons and is most useful for long-range radio transmission
    Synonyms : appleton layer , f region

  • Word used in video below:
    text: FIRST, THERE'S A LAYER OF LADYFINGERS
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