英语词汇“background mass spectrum”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	background mass spectrum
释义	background mass spectrum background mass spectrum [¦bak‚grau̇nd ¦mas ′spek·trəm] (physics) The display or printed record obtained from a mass spectrometer or spectrograph before a sample has been inserted.
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