terpenes
英
美
网络 萜烯类; 松烯; 萜类; 烯类
双语例句
- But SPME was suitable to extract the substances such as terpenes, aldehyde ketones and small polar hydrocarbon compound with the low boiling point.
而SPME萃取的物质主要是低沸点的萜类、醛酮类和小极性的烃类。 - ASE can extract the substances such as acids. terpenes, aldehyde ketones and the big polar alcohols with low boiling point as well as the high boiling point.
ASE除了萃取低沸点的萜类外，还有高沸点酸类、萜类、醛酮类和大极性醇类。 - The hypoglycemic constituents in natural products are classified as saponins, terpenes, polysaccharides, flavonoids, alkaloids and S-bond componds.
对已明确降糖成分的天然产物，根据不同化学结构，分皂甙、萜、多糖、黄酮、生物碱及硫键化合物等六大类进行阐述。 - Molecular transposition, which takes place principally in the process of the transfer of positive charge and the synthesis of irregular terpenes.
分子重排，主要发生在正电荷移位和不规则萜的合成过程中。 - New Progress in Catalytic Epoxidation Research of Terpenes
萜烯的催化环氧化反应研究新进展 - Lots of terpenes were released and the releasing of aldehydes and alcohols were also enhanced when those trees were damaged, but the releasing of esters decreased.
上述树种在遭受机械损伤后醛类和醇类物质的释放量增加，同时还产生了大量的萜类物质，而酯类物质的释放量却相对减少。 - Conclusion The major chemical constituents of essential oil in Eupatorium adenophorum are terpenes.
结论紫荆泽兰挥发油的主要化学成分为萜类化合物。 - Raw materials mainly terpene alcohols aroma components, after the result of the pile fermentation, the appearance of the pile of aroma substantial reduction in alcohols, aldehydes, ketones, phenols, have slightly increased with a pile of tea with methoxy benzene and terpenes.
原料香气成分主要以萜烯醇类为主，渥堆发酵结束后，出堆香气中醇类，醛类，酮类大量减少，酚类少量增加，出堆茶则以甲氧基苯类和萜烯类为主。 - It can be sure that steranes and terpenes may be used as indicators of serious-weathered spilled oils.
不同油种间的萜烷和甾烷比值参数差异较大，而同一种油在不同环境中所受到的风化影响较小，可以作为重度风化溢油的指示物（或指标）。 - The active compounds were divided into alkaloids, flavonoids, fatty acids, saponins, terpenes, coumarins, propyl benzene and styryl derivatives, amino acids, peptides and proteins etc by their structures.
这些活性成分根据化学结构分为：生物碱、黄酮、脂肪酸、皂苷、萜类、香豆素、苯丙烷衍生物、苯乙烯衍生物、氨基酸、肽和蛋白质等。