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    hertz

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

    Definition
    (noun) the unit of frequency; one hertz has a periodic interval of one second Definition
    (noun) German physicist who was the first to produce electromagnetic waves artificially (1857-1894) Definition
    (noun) German physicist who with James Franck proved the existence of the stationary energy states postulated by Bohr (1887-1975)
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