英语词汇“penning-trap mass spectrometer”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	penning-trap mass spectrometer
释义	Penning-trap mass spectrometer Penning-trap mass spectrometer [¦pen·iŋ‚trap ‚mas spek′träm·əd·ər] (engineering) A device for making highly accurate comparisons of the masses of charged atoms and molecules by comparing the cyclotron frequencies of single ions in a Penning trap.
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Penning-trap mass spectrometer