精油（essential oils）又称挥发油（volatile oils）是植物体在常温下暴露于空气中可挥发、 具有芳香气味、可用水蒸汽蒸馏法提取的油状液体的总称。
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non-volatile oils 不挥发油类 ; 非挥发性的油类 ; 非挥发性油品
Volatile oils in spices 料中的挥发性油类
terpeonids and volatile oils 萜类和挥发油
volatile oils of 挥发油成分的
non volatile oils 不挥发油类
volatile oils inclusion 挥发油包合
extraction volatile oils 提取挥发油
litsea cubeba volatile oils 山苍子挥发油
Objective: To analyze compositions of the volatile oils in Herba Emiliae.
目的：研究一点红挥发油的化学成分。
参考来源 - 一点红挥发油化学成分的分析—《中国医药导报》—2008年第22期—龙源期刊网The results indicated that Amomum tsao-ko contains a variety of chemical constituents,including saccharide,Protein,amino acids,phenolic compounds,tannins,organic acids,saponins,flavonoids,anthraquinone,coumarin,lactones,cardiac glycosides,steroids,terpenoids,volatile oils,grease,anthocyanins.
实验结果表明,草果中含有糖类、蛋白质、氨基酸、酚类、鞣质、有机酸、皂苷、黄酮、蒽醌、香豆素、内酯、强心苷、甾体、萜类、挥发油、油脂、花青素多种化学成分。
参考来源 - 香辛料草果中化学成分的定性研究·2,447,543篇论文数据，部分数据来源于NoteExpress
同义词： essential oil
以上来源于: WordNet
Methods The volatile oils compositions was detected with GC-MS.
方法采用GC - MS对挥发油进行成分分析。
The volatile oils of Zanthoxylum schinifolium were extracted by water vapor distillation.
采用水蒸气蒸馏法提取精制香椒子中的挥发油。
The results showed that the major components were sesquiterpenoid and terpenol of the volatile oils.
结果表明：轮叶蒲桃叶片挥发油主要为萜烯与萜烯醇类化合物。
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