| 单词 |
constant-deviation spectrometer |
| 释义 |
constant-deviation spectrometer constant-deviation spectrometer[¦kän·stənt ‚dē·vē¦ā·shən spek′träm·əd·ər] (spectroscopy) A spectrometer in which the collimator and telescope are held fixed and the observed wavelength is varied by rotating the prism or diffraction grating. |
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