查询词典 ethylamine
- 与 ethylamine 相关的网络例句 [注：此内容来源于网络，仅供参考]
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The optimal conditions determineded by experiments were as follow: chloracetic acid : sodium carbonate : isopropyl xanthate : ethylamine=l : 0.58 : 1 : 1.05, water usage is 30 ml/O.lmol chloracetic acid, esterification temperature was 80癈, esterification time was 2h, ammonolysis temperature was 70 C, ammonolysis time was Ih.
实验得出最佳工艺条件为：一氯乙酸：碳酸钠：异丙基黄药：乙胺=1：0.58：1：1.05，水用量为30 ml／0.1mol一氯乙酸，酯化温度80℃，酯化时间2小时，氨解温度70℃，氨解时间1小时。
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A multi-metal alloy catalyst for hydrogenation of acetonitrile to ethylamine was prepared using hydrazine hydrate and potassium borohydride as the co-reductant.
以水合肼和硼氢化钾为共还原剂制备了多元合金催化剂，将其用于乙腈催化加氢反应制乙胺。
- 推荐网络例句
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Farmers and ranchers are providing land to turbine owners or, in some cases, owning the equipment themselves.
农民和大牧场主正在向涡轮机主人提供土地。或者在一些情况下，他们自己拥有设备。
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"This is a wonderful place. I will come back and visit it often."
"这是一个精彩的地方，我一定要经常来参观。"
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He drew two five-franc pieces from his money-bag and handed them to the priest.
他从他钱袋里取出两枚五法郎的钱，交给神甫。