esters 双语例句
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1·An uncommon class of organic esters are the orthoesters.
一种不常见的有机酯类是正构脂类。
2·Furoic acid esters are important aroma substances.
糠酸酯是一类重要的香味物质。
3·The methanol reacts with the fatty acids to form esters.
甲醇和脂肪酸发生反应形成酯。
4·Carboxylic acid esters are important chemical raw materials.
羧酸酯是重要的化工原料。
5·N-oxides of heterocyclic esters, amides, thioesters, and ketones.
杂环酯，酰胺，硫代酸酯和酮的N-氧化物。
6·Main components: a variety of aromatic ketones and aromatic esters.
主要成分：各种芳香酮及芳香酯类等。
7·Esters, alcohols, aldehydes, and lactones were the major constituents.
主要成分为酯类、醇类、醛类、内酯类化合物。
8·Nitrous esters can react with alkyl peroxides to yield alkyl nitrates.
亚硝酸酯与过氧化烷基反应，得到烷基硝酸酯。
9·Nitrous esters can react with alkyl peroxides to yield alkyl nitrates .
亚硝酸酯与过氧化烷基反应，得到烷基硝酸酯。
10·Esters are named as derivatives of the acids from which they are derived.
酯是作为相应的酸的衍生物来命名的。
酯类
1·An uncommon class of organic esters are the orthoesters.
一种不常见的有机酯类是正构脂类。
2·Not recommended for use in chemical acid, nitro hydrocarbons, esters, ketones and compounds in chloroform.
不建议使用于强酸、硝基烃、酯类、氯仿及酮类的化学物之中。
3·The advantage of esters is that they substitute directly for petroleum-based diesel fuel.
酯类的优势是它们直接替代了石油制柴油燃料。
4·Do not recommend the use of low molecular weight in ketones, esters and mixtures containing nitrate.
不建议使用于酮类、低分子量的酯类及含硝的混合物。
5·The heat of evaporation for various kinds of alkanes, alcohols, esters and aromatics were determined by gas chromatography.
本文用气相色谱测定了多种烷烃、芳烃、醇类和酯类的蒸发热。
esters 短语搭配
(1)methyl ester甲酯
(1)vinyl ester乙烯基酯；乙烯酯
(1)acrylic ester[化]丙烯酸酯
(1)ethyl ester乙酯
(1)phosphate ester磷酸酯，磷酸盐酯
(1)ester exchange酯交换（反应）
