The aroma components of buckwheat wine were examined by capillary column GC / MS, twenty five constituents were separated and identified .
用气相色谱/质谱联用技术，对荞酒中的香气成分进行分离鉴定。
To provide a comparatively complete picture of the phonological system of HT, Chapter Five provides discussion specifically on the interaction between constituents.
为了对宏魁土语的音系系统提供一个相对完整的的描述，笔者在第五章中特别讨论了成分之间的相互作用。
At least 51 new constituents have been isolated from Ilex in recent five years, most of which were identified as triterpenoids showing various biological activities.
近5年来，从冬青属植物中分离得到51种新化合物，绝大多数被鉴定为三萜及其皂甙，并显示其独特的生物活性。
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