英语词汇“emission spectrometer”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	emission spectrometer
释义	emission spectrometer emission spectrometer [i′mish·ən spek′träm·əd·ər] (spectroscopy) A spectrometer that measures percent concentrations of preselected elements in samples of metals and other materials; when the sample is vaporized by an electric spark or arc, the characteristic wavelengths of light emitted by each element are measured with a diffraction grating and an array of photodetectors.
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