| 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. |
| 随便看 |
- matv
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- matvaqwingpac
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- matveeva, novella nikolaevna
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- matveev, artamon sergeevich
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- matveev, fedor mikhailovich
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- matveev, ivan ivanovich
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- matvei aleksandrovich gukovskii
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- matvei andreevich shishkov
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