- double beam mass spectrometer
- 双光束质谱仪
Medical Chinese dictionary (湘雅医学词典). 2013.
double beam mass spectrometer
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dating — I In geology and archaeology, the process of determining an object s or event s place within a chronological scheme. Scientists may use either relative dating, in which items are sequenced on the basis of stratigraphic clues (see stratigraphy) or … Universalium
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Spectromètre de masse à temps de vol — Figure tirée du brevet de William E. Stephens, 1952[1]. La Spectrométrie à temps de vol (TOF MS, selon l acronyme anglais Time of Flight Mass Spectrometry) est une méthode de spectrométrie de masse dans laquelle les ions sont accélérés par un … Wikipédia en Français
