英语词汇“spectral classification”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	spectral classification
释义	spectral classification spectral classification [′spek·trəl ‚klas·ə·fə′kā·shən] (astronomy) A classification of stars by characteristics revealed by study of their spectra; the six classes B, A, F, G, K, and M include 99% of all known stars.
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