Eleanor enjoyed the relative informality of island life.埃莉诺喜欢岛上相对轻松随意的生活。Other groups such as the Church of God conduct their services with much more informality and a greater display of emotion.上帝会等其他团体做礼拜时不大拘泥形式,情感也就更加...
Etherification of butanol with ethylene oxide by a new style solide acid catalyst is investigated.研究了丁醇和环氧乙烷在一种新型固体酸催化剂上的醚化反应.The purified rice amylose and amylopectins were obtained by n - butanol recrystallization meth...