The ability of clay minerals to catalyse decarboxylation has long been recognised.粘土矿物能催化脱羧基作用是早已认识到的问题.The results demonstrate that this catalyse has an excellent activity and selectivity this reaction.结果表明该催化剂对此合成反应具有很...
奥林匹克圣火的现代启用肇始于一九三六年.The modern use of the Olympic flame was instituted in 1936.金融市场的信用膨胀肇始于货币的信用化和资本化.Financial markets, the credit expansion began in the currency of the credit - based and capital....
哪怕是以这样的速度发展, 仍存在超载的危险.Even at that rate, there is a risk of overload.摘要居高不下的过路费以及日趋刚性的罚款是公路货运超载的主要原因.High toll and tough penalty are the major causes for highway overload.使多个用户搜索网站,而无需超载的服务器上.Enables multiple users to se...
When you are sitting, keep your elbow on the arm rest.坐立时，把胳膊肘靠在扶手上。He wolfed down the rest of the biscuit and cheese.他把剩下的饼干和奶酪一扫而光。She volunteered as a nurse in a soldiers' rest-home.她自告奋勇到士兵疗养院当护士。...