The weather played havoc with airline schedules.天气打乱了航空公司的航班安排。The weather played havoc with airline schedules...天气打乱了航空公司的航班安排。We both have such hectic schedules.我们俩日程安排得都很紧。Taking a long view of the project, I began to...
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...