The preparation of catalysts , yield of glyceryl triacetate and and demerits the catalysts were introduced briefly.对上述催化剂制备、三醋酸甘油酯收率、催化剂优缺点作简要介绍.This paper analyzes the glyceryl polyether by nuclear magnetic resonance ( ...
Her continuous chatter vexes me.她的喋喋不休使我烦透了.His continuous chatter vexes me.他唠叨不休,真烦死我了.White fat is the energy - caching padding that vexes doctors and dieters.厚厚的白色脂肪储存能量,医生和减肥的人都为之烦恼....
innuendoes about her private life对她私生活含沙射影的指责There have been too many unpleasant innuendoes in this debate and not enough facts.在这场辩论中据实而争者少,含沙射影者多,令人生厌.I’m sure he thinks I stole the money—he kept making innuendoes abou...
Prisms providing deviations ranging from about 15� � to roughly 45� � are available commercially.市场上能买到的棱镜的偏转角大约从15°到45°.Chuunin delcredere, providing each year by bond to guarantee the collection of Jiangxi chenming.本次贷...