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单词 θ197880
释义
society > communication > telecommunication > radio communications > [adjective] > type of wave > specific frequency (1)
ultra-high1932

Radio. Of a radio-frequency: in the range 300 to 3,000 megahertz. Abbrev. UHF s.v. UHF n. at U, n.1 initialisms 1a.

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更新时间:2024/9/21 0:39:12