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单词
index of unsaturation
释义
index of unsaturation
index of unsaturation
[
′in‚deks əv ¦ən‚sach·ə′ra·shən
]
(organic chemistry)
A numerical value that represents the number of rings or double bonds in a molecule; a triple bond is considered to have the numerical value of 2.
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更新时间:2025/10/14 14:27:07