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- The experimental condition of acetylating method for determining priminary alcohol and secondary alcohol catalyzed by perchloric acid in the medium of analytically pure ethylacetate is proposed. 提出了以高氯酸为催化剂,分析纯乙酸乙酯为介质,乙酰化法测定伯、仲醇的实验条件,实现了对经典方法的改进,简化了操作程
- Asymmetric borane reduction of prochiral ketones is a good process to the synthesis of enantiomerically enriched secondary alcohols. 硼烷对前手性酮的不对称还原是合成手性仲醇的重要方法。
- The judge enjoined him from selling alcohol. 法官禁止他卖酒。
- Production of Secondary Alcohol by Oxidation of Paraffins 正构烷烃氧化制备仲醇的研究
- Jim's doctor advised him to forbear from alcohol. 吉姆医生建议他尽量不喝酒。
- From then on he abstained from alcohol. 从那时候起他就戒酒了。
- Alcohol has a very bad effect on drivers. 酒精对司机的影响很大。
- This substance is soluble in alcohol. 这种物质能够溶解在酒精中。
- Shenever touches (ie drinks) alcohol. 她向来滴酒不沾。
- Her age is of secondary interest. 她的年龄不太重要。
- Such an extract in a solution of alcohol. 酒精提取物酒精溶液中的提取物
- Brandy of 90 proof is about 45% alcohol. 九十度的白兰地约含酒精百分之四十五。
- A drunkard is in bondage to alcohol. 酒鬼是酒的奴隶。
- He decided to keep off alcohol after the accident. 发生那次事故後,他决定不再饮酒。
- Determination of Primary and Secondary Alcohol Catalyzed by Concentrated Sulfuric Acid 以浓硫酸为催化剂乙酰化法测定伯、仲醇
- A medication that is incompatible with alcohol. 一种不能与酒同时服用的药物
- Whisky contains a large percentage of alcohol. 威士忌所含酒精的百分比很高。
- In secondary school, children get more advanced knowledge. 在中学,孩子获得更深一些的知识。
- A secondary matter; a side issue. 次要的第二位的事; 较次要的问题
- Related to or resulting from alcohol. 酒精的与酒精有关的或由酒精制成的
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries