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 ...
The 40-year-old singer reformed his band.这个40岁的歌手重组了他的乐队。All loafers must be reformed into good citizens through participation in production.所有二流子都要受到改造,参加生产,变成好人.I flatly refused to be " reformed " .我干脆就不受这个 感化.The grea...