英语翻译合各此种席夫碱的最佳反应条件为：反应温度为80摄氏度,时间为10小时,水杨酰肼与苯乙酮的投料比为1：2,此时,产

开头两个字是想说“合成”吧.
The best condition to synthesize this kind of Schiff base is:80 degrees Celsius,10 hours,salicylaldehyde hydrazide and acetophenone is mixed at a ratio of 1:2,the yield is up to 76%.