Nefedipine was synthesized with m - Nitrobenzaldehyde, ethyl acetoacetate ammonium acetate.以间硝基苯甲醛, 乙酰乙酸乙酯,氨化试剂为原料.The cross - linking reaction between dialdehyde compound and cellulose acetate raises the chemical stabil...
Ethyl acetate ( 71 . 41 b ) was added to the slurry in the vessel.把醋酸乙酯 71.4 磅加到容器中的浆液内.The reverse of Reaction 11 for acetate may be combined with the electron acceptor reactions.对于醋酸盐、反应11的逆反应可以与电子接受体反应组合在一起.In benzene...
Sire: I have made you king: my work is done.陛下,我已经保你当了国王.我的事儿完啦.She also defied her sire.她也公然蔑视起她的王爷来了.The sire of your feet determines the sire of your shoes.你的脚的大小决定了你的鞋的大小....
They are seeking to build a faithful recreation of the original Elizabethan theatre.他们正在试图如实再现伊丽莎白时期剧院的原貌。The Elizabethan period was the golden age of English drama.伊丽莎白时期是英国戏剧的黄金时代....Elizabethan England.伊丽莎白一世时代的英格兰The...