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ethanoic acidS 基本英英近义反义例句 乙酸 元素和化合物
Noun: a colorless pungent liquid widely used in manufacturing plastics and pharmaceuticals近义词 acetic acid乙酸 A sweet- smelling ester produced by the reaction between ethanoic acid and ethanol. 香甜气味的酯。由乙酸和乙醇反应生产。 yeebang.com In this article, we introduce the typical technics of Methanol carbonylation reactions in the synthesis of ethanoic acid. And explain the characteristic of the reactions. 本文主要介绍甲醇羰基化合成醋酸的几种典型生产工艺,以及各工艺的特点。 chemyq It is formed by the reaction of cellulose with ethanoic acid using sulfuric acid as catalyst. 它以硫酸为催化剂,由纤维素与醋酸反应生成。 yeebang.com The paper introduced the method of determining the ethanoic acid, ethanoic acid and propanoic acid in bio- diesels via ion chromatography. 文章建立了用离子色谱法测定生物柴油中的甲酸、乙酸、丙酸的方法。 dictall |