以二羧酸和异丁醇为原料,用硫酸作催化剂,合成二羧酸二异丁酯.The diisobutyl dicarboxylate was prepared by using acid and isobutanol as material and acid as catalyst.以冰醋酸、异丁醇为原料,硫酸高铈为催化剂合成乙酸异丁酯.A method for synthesis of isobutyl acetate based on ceric ...
首相正准备和部长们摊牌。The Prime Minister is preparing for a showdown with Ministers.今天资方准备和工会成员摊牌。Management are facing a showdown with union members today.我尽可能地避免同老板摊牌.I'd like to avoid a showdown with my boss if I possibly ...
It hardly falls within the scoped of the present article.这不在本文讨论范围之内.Functions JavaScript are lexically rather than dynamically scoped.函数是常量作用范围,而不是动态作用范围.Highly skilled Sharpshooter with scoped M 1903 Rifle, effective a...