The degraded starch and acrylamide - butyl acrylate copolymer have been produced.本文制得了异相酸降解淀粉和丙烯酰胺 — 丙烯酸丁酯共聚物.Synthesis of n - butyl lactate is catalyzed by phosphotungstic acid and aluminium phosphotungstate.以磷钨酸和磷钨酸铝为催...
She was admitted to hospital with a soaring temperature.她因发高烧被送进医院。He has admitted the charge and will be sentenced later.他已经认罪，会在晚些时候宣判。"Actually, most of my tennis is at club level," he admitted.“说实话，我的网球基本上属于业余水平，”他承认...