英语词汇“ionosonde”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	ionosonde
释义	ionosonde ionosonde (aɪˈɒnəˌsɒnd) nan instrument that measures ionization within the ionosphere ionosonde ionosonde [ī′än·ə‚sänd] (engineering) A radar system for determining the vertical height at which the ionosphere reflects signals back to earth at various frequencies; a pulsed vertical beam is swept periodically through a frequency range from 0.5 to 20 megahertz, and the variation of echo return time with frequency is photographically recorded.
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