英语词汇“mass-to-luminosity ratio”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	mass-to-luminosity ratio
释义	mass-to-luminosity ratio mass-to-luminosity ratio The mass of a system divided by its luminosity, usually expressed in solar units such that the mass-to-luminosity ratio of the Sun is one. Dark matter is required to bind systems that have a high mass-to-luminosity ratio, such as groups and clusters of galaxies.
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