The diisobutyl dicarboxylate was prepared by using acid and isobutanol as material and acid as catalyst.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.Conducting polyaniline ( PANI ) and poly - O - methylaniline ( POT ) were prepared by ...
Good luck is when an opportunity comes along and you're prepared for it. 好运就是当机会来临时，你早已做好了准备。Many students are not adequately prepared for higher education.许多学生并未做好接受高等教育的充分准备。A minority of officers were prepared to...
'Why , I ain't sich an infernal lubber, after all.他叫道, “ 说到底, 我也不是傻瓜蛋.Hand it over, lubber.把它递过来, 你这傻大个儿.You are the man for bargains, aren't you? You are him bungled nothing , you wooden - headed lubber!你...
Did she do things like bottling fruit or making jam?她干过将水果装瓶或做果酱之类的活计吗？Bottling up your anger can only lead to unhappiness.把怒气憋在肚子里只会道致痛苦.Wine yeasts can grow in sweet wines even after bottling.装瓶以后葡萄酒酵母也能在甜葡萄酒中生长....