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zenithal hourly rate
释义
zenithal hourly rate
zenithal hourly rate
[
′zē·nə·thəl ′au̇r·lē ′rāt
]
(astronomy)
The number of meteors in a meteor shower which would be observed per hour if the radiant of the meteor shower were overhead and there were no moonlight.
Acronyms
See
ZHR
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更新时间:2025/10/17 20:40:33