Diisopropyl succinate was synthesized from succinic acid and isopropanol with p - methyl benzenesulfonic acid as catalyst.摘要以丁二酸和异丙醇为原料及对甲基苯磺酸为催化剂,催化合成丁二酸二异丙酯.Diisopropyl phosphite was directly synthesized from phosphoru...
Nine times out of ten our opponents will beat us.We just hope this is the one in ten.十有八九我们都会被对手打败，只希望这次是例外。A thirty-nine-year-old competitor collapsed half-way through the marathon and died shortly afterwards.一名 39 岁的马拉...
中国想要提高其超过一万亿美元的外汇储备所带来的回报.CHINA wants to boost the return that it earns on its $ 1 trillion - plus stash of foreign - exchange reserves.我国年国民生产总值达到一万亿美元的时候,我们的产品怎么办?What shall we do with our products when our annual GNP ...
她很婉转地提出了这个建议.She suggested it in a very roundabout way.她机敏婉转地谈到我们最近的损失.She spoke with delicacy of our recent loss.科雷尔很婉转地说: “ 你害怕了吗, 上校? ”Corell said insinuatingly, " Are you afraid, Colonel? "...
ESSA : Ecole du Service de sant é des arm é es de Bordeaux.里昂-布龙军队卫生事业学校.Royce Hall was an exact replica of the basilica of Sant Ambrogio in Milan.罗伊斯大厅是位于米兰的圣安布洛乔大教堂的原样复制建筑。Royce Hall was an exact replica of the basilic...