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heliocentric parallax 强调
地球物理学	гелиоцентрический параллакс
导航	звёздный параллакс
航天	гелиоцентрический параллакс (astronomy – the angle subtended at a celestial body, esp a star, by the radius of the earth's orbit. Annual or heliocentric parallax is the apparent displacement of a nearby star resulting from its observation from the earth. Diurnal or geocentric parallax results from the observation of a planet, the sun, or the moon from the surface of the earth); годичный параллакс