Both the free hydroxyl groups readily undergo esterification.两个自由羟基,都容易酯化.The rate of hydrolysis is for the most part significantly lower than the esterification rate.多数情况下水解速度较酯化速度低得多.The esterification of xylitol and o...
Both the free hydroxyl groups readily undergo esterification.两个自由羟基,都容易酯化.The chemical method include treating with sulfuric acid, saponification, acylation, esterification, etc.化学方法包括酸洗法 、 皂化法 、 酰化法和酯化法等.Iso - army gall...
The skin of amphibians is permeable to water.两栖动物的皮肤是透水的。Most amphibians have caducous gills.大多数两栖类动物都有早落腮.Amphibians live partly in water and partly on land.两栖动物有时生活在水中,有时生活在陆上.Two amphibians ferry them out over the san...
You always knew Barbara was going places, she was different.不用说,芭芭拉定会大有作为,因为她与众不同。He has always carried a torch for Barbara.他一直单恋芭芭拉。The railroad finally reached Santa Barbara in 1877.铁路终于在1877年修到了圣巴巴拉。...