英语词汇“double-focusing 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	double-focusing mass spectrometer
释义	double-focusing mass spectrometer double-focusing mass spectrometer A mass spectrometer which has magnetic and electric analysers combined in a specified geometrical configuration in order to ac-complish both direction and velocity focusing of an ion beam from an ion source. DFMS provides a higher resolution and more accurate mass measurements of ions.
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