英语词汇“radio horizon”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	radio horizon
释义	WordReference Random House Unabridged Dictionary of American English © 2024 ra′dio hori′zon, Telecommunicationsthe locus of points on the earth's surface where rays from a transmitting antenna are tangent to the surface. The radio horizon for a fixed antenna varies with refraction by the atmosphere of radio waves.
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