Diacetone acrylamide ( DAAm ) was prepared by reacting acrylonitrile with diacetone alcoholammonia.以二丙酮醇和丙烯腈为原料,利用简便、温和的反应条件合成新型乙烯基功能单体-双丙酮丙烯酰胺.PET fibres were grafted acrylonitrile ( AN ) initiated by benzoyl peroxide.以...
Polyacrylonitrile is insoluble in acrylonitrile.聚丙烯腈不溶于丙烯腈.Water, acrylonitrile and the galactomannan gum are added to a reactor with an alkali metal hydroxide.水 、 丙烯晴和半乳甘露聚糖胶,同碱金属氢氧化物在一起,加入到反应器中.Objective: To observe th...
他们已经把猪栏打扫过了.They have mucked out the pigsty.饥饿的老虎看见一只大猪在猪栏.The hungry tiger saw a big pig digging in the pigsty.无家可归的他只好睡在猪栏里.Being homeless, he has no choice but to sleep in a pigsty....