The average recovery rates of ursolic acid and oleanolic acid were 99.6%(RSD 0.7%)and 98.7%(RSD 0.8%),respectively.是什么意思_The average recovery rates of ursolic acid and oleanolic acid were 99.6%(RSD 0.7%)and 98.7%(RSD 0.8%),respectively.在线翻译_英语_读音_用法_例句