The article introduces the application status of MMT antiknock additive in Jinxi Petrochemical Company.介绍了MMT抗爆剂在中国石油锦西石化公司的使用情况.Through analyzing the feature of multiple - arch bridge , the procedure of antiknock perfor...
用L - 苯丙氨酸,L - 缬氨酸,L - 亮氨酸制得相应的N- 羧酸内酸酐,并分别与二乙胺,叔丁胺, 异丙胺,正丁胺反应.L - Phenylalanine, L - valine and L - leucine were used to prepare the corresponding NCAs.目的观察双氯芬酸二乙胺盐凝胶经皮用药的安全性.Objective To observe the safety of diclofenac...
There are lots of ways of annihilating the planet.毁灭地球有很多方法。We possess - each of us - nuclear arsenals capable of annihilating humanity.我们两国都拥有能够毁灭全人类的核武库.All this is aimed at annihilating the enemy forces.然而一切这些,都是为着歼灭敌...
In pregnancy a high fibre diet is doubly important.在孕期，含高纤维素的饮食越发地重要。They were doubly confident after this that he would win.自此以后他们信心倍增,觉得他肯定会赢.The new tax and the drop in house values make homeowners feel doubly penalis...