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出典:Wiktionary
refractometer (複数形 refractometers)
出典:Wikipedia
出典:『Wikipedia』 (2011/06/06 22:29 UTC 版)
A refractometer is a laboratory or field device for the measurement of an index of refraction. The index of refraction is calculated from Snell's law and can be calculated from the composition of the material using the Gladstone-Dale relation.
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