Acetanilide and hexane diacid, potassium hydrogen phthalate could improve PVC crystallinity.乙酰苯胺 、 己二酸和邻苯二甲酸氢钾可以使PVC结晶度增大.Diacid has been got using diethylene glycol as decomposition agent of adduct.采用二甘醇作为加合物的分解剂,得到了二元酸...
Experience with networking application protocols development including SMTP and HTTP.使用SMTP和HTTP协议开发网络应用程序经历.The URL for the Lonely Planet travel centre is http://www.lonelyplanet.com.“孤独星球旅游中心”的网址是 http://www.lonelyplan...
Their evolutionary rate does seem to have slowed down.它们的进化速度看来确实是慢下来了.Life has its own evolutionary process.生命有其自身的进化过程。You simply cannot predict evolutionary events like this.你根本无法预料到这样的进化事件....
There were icicles hanging from the eaves.屋檐下挂着冰凌。The water formed into icicles on the window.窗上的水结成了冰柱.A small scar marked her forehead and icicles hung from her brown fur cap.她额上有块小疤痕,棕色的皮帽上挂着冰花。Icicles hang from tree ...