提取玫瑰精油和橘皮精油的实验流程中共有的操作是() A.蒸馏 B.压榨 C.萃取 D 发布时间:2018-02-23 05:22 │ 来源:www.tikuol.com 题型:单项选择题 问题: 提取玫瑰精油和橘皮精油的实验流程中共有的操作是()A.蒸馏B.压榨C.萃取D.分液
题型:单项选择题 The findings of the research, _________ on a lot of experiments, are convincing.A.to baseB.basedC.is basedD.basing 查看答案