- 相关例句
简单的醛有甲醛(HCHO ) 和乙醛 ( CH3CHO ).
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STUDIES ON THE REACTION BETWEEN ALDEHYDES AND 1, 2-BIS ( p-TOLYL-AMINO ) ETHANE.
醛类与1, 2- 二 ( 对甲苯胺基 ) 乙烷作用的研究.
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These reactions are therefore used to discern between ketones and aldehydes.
这些化学反应因此被用来区分醛类和酮类.
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REDOX Relationships amongst Alcohols , Aldehydes and Ketones and Carboxylic acids.
醇, 醛与酮和羧酸之间的氧化还原关系.
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The technique is applicable to other impurities such as aldehydes and alcohols.
该技术可用于其它杂质,例如醛和醇.
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The yields of aldehydes produced in this sequential process are comparable to the two-step method.
用此法制得的醛,其产率与用两步法可制得的产率不相上下.
辞典例句
然而, 新一轮的压力未必改变北京的思路, 奥尔登预言.
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When he had spoken, John Alden , the fair-haired, taciturn stripling.
当他说话时, 约翰·奥尔登, 淡黄头发的, 沉默的年轻人.
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