“Wilson-Bappu effect”的概念、定义、翻译、参考文献-科学参考

单词	Wilson-Bappu effect
释义	Wilson-Bappu effect [`wil·sǝn `bä·pü i´fekt] ^ASTRONOMY A linear relation between the absolute magnitudes of late-type stars and the width of the K₂ emission core in the resonance line of ionized calcium (CaII) at a wavelength of 3933 nanometers.
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