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单词
color standard
释义
color standard
color standard
[
′kəl·ər ‚stan·dərd
]
(analytical chemistry)
Liquid solution of known chemical composition and concentration, hence of known and standardized color, used for optical analysis of samples of unknown strength.
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mcfdm
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mcfhs
mcfi
mcfi-a
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mcf mlv
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更新时间:2026/2/27 18:57:24