“perihelion passage, time of”的概念、定义、翻译、参考文献-科学参考

单词	perihelion passage, time of
释义	perihelion passage, time of Astronomy The date and time at which an object orbiting the Sun is at its closest to the Sun. See also elements, orbital.
随便看	paywall payware Paz Estenssoro, Victor (1907–2001) Pazzi Conspiracy (1478) Pašić, Nikola (1845–1926) P-band p-block elements PBR PBRs PBT PBX PC pc PCA PCB PC card PC clone PC-compatible PC-DOS p-channel PCI PCI Express PCL PCM PCMCIA

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