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单词
spectroscopic parallax
释义
spectroscopic parallax
spectroscopic parallax
See parallax.
spectroscopic parallax
[
¦spek·trə¦skäp·ik ′par·ə‚laks
]
(astronomy)
Parallax as determined from examination of a stellar spectrum; critical spectral lines indicate the star's absolute magnitude, from which the star's distance, or parallax, can be deduced.
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更新时间：2025/10/16 3:12:59