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单词 galactic noise
释义

galactic noise

noun
Unidentified radio-frequency radiation coming from beyond the solar system.And the Voyager signals are directed towards Earth using microwave frequencies where galactic noise is relatively low, and antenna gain is high....
  • Fortunately, however, the man-made and galactic noise abate even more quickly.
  • So-called galactic noise is radio noise from outside the solar system.
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更新时间:2024/12/23 3:25:26