介绍了苯乙酸的生产方法 、 用途及市场.The production process, use and market of phenylacetic acid were introduced.介绍了鉴别氯代乙酸的反应原理和操作方法.Reaction principles of chloroacetic acid detection and its operation Methods: Were introduced.在此反应条件下, 乙...
Sue screamed, not loudly, more in surprise than terror.休尖叫起来，声音不大，吃惊多于恐惧。Sue and John were especially thrilled with this award.休和约翰对于获得这个奖项感到兴奋不已。I thought Sue would be a good influence on you.我认为苏能对你产生良好影响。...