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.
随便看	aeronautics & astronautics aeronautics & astronautics coordinating board aeronautics learning laboratory for science technology and research aeronautics mission directorate aeronautics & phenomena research victoria aeronautics research mission directorate aeronautics & space engineering board aeronautics test program aeronautism aeronauts aeronca aircraft corporation aeronef aeronet aeroneurosis aeronomer aeronomic aeronomical aeronomist aeronomy aeronomy and space data center aeronomy laboratory aeronomy of ice in the mesosphere aeroodontalgia aeroodontodynia aero-optic evaluation center

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