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单词
electron-withdrawing substituent
释义
electron-withdrawing substituent
网络
拉电子取代基;取代基为吸电基团;吸电取代基
网络释义
1.
拉电子取代基
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electron-withdrawing substituent
拉电子取代基
electroosmosis;electrosmosis 电渗[透] ...
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2.
取代基为吸电基团
CH 3 c
取代基为吸电基团
(
electron-withdrawing substituent
) 如腈基cyano、羰基carbonyl。 使双键电子云密度降低,并使阴离 …
wenku.baidu.com
3.
吸电取代基
12 3)
吸电取代基
(
electron-withdrawing substituent
): 如腈基cyano、羰基carbonyl 使双键电子云密度降低; 使阴离子增长种(a…
wenku.baidu.com
例句
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finishing superheater
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finishing tap
finishing tape
finishing technique
finishing teeth
finishing temperature
finishing temperature
finishing the heat
finishing thresher
finishing time
finishing to gauge
finishing tool
finishing tool
finishing tooth
finishing tooth of broacher
finishing touch
finishing touches
finishing tough
finishing train
finishing treatment
finishing treatment
finishing trowel
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更新时间:2025/2/28 3:53:26