两个自由羟基,都容易酯化.Both the free hydroxyl groups readily undergo esterification.多数情况下水解速度较酯化速度低得多.The rate of hydrolysis is for the most part significantly lower than the esterification rate.探讨了PET酯 化、聚合生产过程对熔体直接纺丝的影响.The effe...
The food at the hotel was barely edible.这家旅馆的食物简直不能入口。This kind of mushroom is edible, but that kind is not.这种蘑菇吃得, 那种吃不得.Take some edible food when you go there.你去那儿时带些吃的....
Perry and I exchanged goodbyes.我和佩里互道再见。He said his goodbyes knowing that a long time would pass before he would see his child again.他道了别，知道要过很久才能再见到他的孩子。They yelled their goodbyes when the bus left.汽车开动时，他们大喊再见。...
Aim study the characteristic of the hemolysin of Edwardsiella tarda.目的研究迟缓爱德华菌溶血素的特征.Abstract: Aim study the characteristic of the hemolysin of Edwardsiella tarda.文摘: 目的研究迟缓爱德华菌溶血素的特征.LHC could significantly increase hem...
This is a fractionating tower.这是一座分馏塔.As the solution to be purified is heated, its vapors rise to the fractionating column.当要被提纯的液体受热时, 它的蒸汽上升到分馏柱.The utility model relates to a continuous thin film evaporation device p...
Invigilators through electronic materials and video card verification instrument for verifying the identity of candidates.监考员可通过电子摄像材料和身份证鉴别仪核查考生身份.Other offences included using obscene material, failing to follow invigi...
公司受到了皇家艺术协会的赞扬。The Company received a commendation from the Royal Society of Arts.萨德鲁丁王子大力赞扬英国对世界外交作出的贡献。Prince Sadruddin lavished praise on Britain's contributions to world diplomacy.员工们对此大加赞扬，顾客们也一样。The staff have...
After going over the Col de Vars, the route passes through St-Paul-sur-Ubaye.这条道越过瓦尔山口之后，穿过于拜河畔圣保罗。This collapse was witnessed by Lt . Col . William Reid of the British Army.这次坍毁事故为英国陆军中校威廉?里德所目击.All men, she suspected, ...