有奖纠错
| 划词

1.METHODS The hydroxyl groups of magnolol were protected using ketol reaction and the products were purified by recrystallization from hexane.

1.方法将厚朴酚两羟基用缩酮保护,再用重结

评价该例句:好评差评指正

2.The perservative in liquid beverage was extrcated with n-hexane.The hexane layer was subjected to cyclodextrine polymer resin colume.The colume was eluted with aqueous solution of ethanol.

2.萃取液体饮料中的防腐剂,使萃取液经环糊精交联树脂后,用乙醇溶液洗脱。

评价该例句:好评差评指正

用户正在搜索


courtliness, courtling, courtly, court-martial, Courtney, courtplaster, courtroom, courts, courtship, courtside,

相似单词


3G, 401(K), a,

声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。

Crash Course 综

1.Consider this molecule, a hexane with a benzene ring attached to carbon number 2.

考虑这个分子, 一个苯环连接到碳 2 烷。机翻

「Crash Course 综」评价该例句:好评差评指正
Crash Course 综

2.Sometimes, a hexane can look like a pentane with an ethane sticking off of it.

有时,烷看起像戊烷, 上面粘着乙烷。机翻

「Crash Course 综」评价该例句:好评差评指正
Crash Course 综

3.But pentane, C5H12, has 3 possible isomers and C6H14, known as hexane, has 5.

是戊烷 C5H12 有 3 种可能异构体, 而称为 C6H14 有 5 种。机翻

「Crash Course 综」评价该例句:好评差评指正
化学 Crash Course

4.Ketones, add '-one', so a ketone of a hexane would be hexanone, and amines, you just add '-amine' to the end so methenamine or propanamine.

酮,添加“-one” ,所以酮就是酮,而胺,你只需在末尾添加“-胺” ,所以甲胺或丙胺。机翻

「化学 Crash Course」评价该例句:好评差评指正

用户正在搜索


couteau, coutel, couterblow, couth, couthie, coutil, couture, couturie&2&re, couturier, couturiere,

相似单词


3G, 401(K), a,
  • 手机客户端二维码

    下载手机客户端

赞助商链接