terpenes
- 网络萜类;萜烯类;松烯
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In addition , oxygenated terpenes , such as terpenols , terpene aldehydes and terpene esters , were also the main aroma components .
另外,含氧萜烯类化合物,如萜烯醇、萜烯醛、萜烯酯等也是化橘红的主要香气物质。
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The results as follows : 1 . There were fifty-six compounds in different organs of the aquatic extracts of C. grandiflora and phenols and terpenes were their main components .
主要结果如下:1.大花金鸡菊不同器官水浸提液共检测出56种化合物,酚类和萜烯类是其主要组分。
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Juvenility cofactors have been identified as terpenes .
幼年辅助因子已经鉴定出是萜类化学物
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Recent Progress in Research on Terpenes and Steroids from Marine Organism
海洋生物中萜类及甾醇化合物研究近况
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RESULTS : 86 compounds have been identified which contains a large number of terpenes .
结果:已鉴定出86种成分,含有大量萜类化合物。
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New Progress in Catalytic Epoxidation Research of Terpenes
萜烯的催化环氧化反应研究新进展
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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。
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CONCLUSION : Terpenes of Fructus Corni has remarkable hypoglycemic effect on diabetes animal models .
结论:山茱萸总萜对糖尿病模型动物具有良好的降血糖作用。
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Selected oxidized fragrance terpenes are common contact allergens
选择性氧化芳香族萜烯是普遍存在的接触性变应原
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Irradiation dose had no significant impacts on color of cumin and the variety of terpenes .
此外,辐照剂量对萜类的种类和比例影响不显著。
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Adding salicylic acid has no remarkable effects on cell growth and flavones accumulation , but can increase terpenes content and output .
添加水杨酸细胞生长影响不大,对银杏黄酮积累的影响促进作用不大,可提高银杏内酯的含量和产量。
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Geraniol has no remarkable effect on cell growth , it s suitable concentrations can boost terpenes accumulation . 2 .
香叶醇对银杏细胞的生长无显著影响,适当浓度的香叶醇能促进内酯的积累。
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Terpenes were accepted commonly as safe and efficient transdermal enhancer , especially for that being hydrophilic .
萜类是目前公认的安全有效促渗剂,尤其是对于水溶性化合物。
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The chemical compositions of plants are alkaloids , flavonoids , lignans , terpenes , volatile oil type compounds .
本属植物的化学成分主要有生物碱、黄酮、木脂素、萜类、挥发油等类型的化合物。
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Carotenoids is the most abundant terpenes pigment material in nature , widely exists in bacteria , fungi , and plants .
类胡萝卜素(Carotenoids)是自然界中最丰富的萜类色素物质,广泛存在于细菌、真菌以及植物中。
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This study found that the characteristic aroma components of ECG were terpenes , including monoterpenes and sesquiterpenes vinyl .
实验发现,萜烯类化合物是化橘红的特征香气成分。本实验也表明,十个不同贮藏年份的化橘红香气成分中均以萜烯类为主,包括单萜烯类和倍半萜烯类。
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The results indicated that : ( 1 ) the geographical variations of relative contents of most foliar terpenes are irregular ;
结果表明:(1)油松针叶萜类相对含量以随机变异为主;
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The study suggests that plants are able to produce more terpenes the chemicals that give them their smell - in hotter conditions .
这项研究指出,在更温热的气候条件下,植物会制造出更多的萜烯为植物提供香气的化学物质。
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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。
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Studies on Zeolite Catalyzed Alkoxylation of Terpenes ⅰ . Synthesis of Isobornyl Alkyl Ethers
分子筛催化萜烯烷氧基化反应的研究Ⅰ.异菠基烷基醚的合成
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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)。
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Study of the Reversal Effect and Mechanism on Multidrug Resistance of Breast Cancer Cell Line MCF-7 / ADM by the Total Terpenes of Celastrus Orbiculatus
南蛇藤总萜对人乳腺癌MCF-7/ADM多药耐药的逆转作用以及相关机制的实验研究
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The results indicated that there were significant seasonal variations on relative contents in 11 of total 18 volatile terpenes . The difference occured mainly between summer and winter .
结果表明,18种主要化合物的相对含量中有11种存在着显著或极显著的季节性差异,这种差异主要发生在夏季与冬季之间。
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- MS analysis were the principal methods used . Studies on Phthalides and Terpenes in the Essential Oil from Ligusticum sinense by GC / MS
茶芎挥发油成分的GC&MS联用分析
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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。
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The main components are fats , proteins and terpenes , and the toxins are curcin and seed oil in physic nut seed .
种子中主要含有脂肪类物质、蛋白质和萜类物质,其毒素为麻疯树毒蛋白和种子油。
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Five samples were determined for volatile components and 109 volatile components of samples were detected . The volatile components were mainly comprised of terpenes , alcohols and esters .
测定了5个样品的挥发性物质,共检测到挥发性成分为109种,检测出的挥发性物质主要是烯类、醇类、酯类化合物。
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The water vapor creates clouds , which are seeded with volatile gases like terpenes and isoprene , emitted by the trees naturally , to form rain .
水蒸气形成云,云中带着树木自然散发的萜烯和异戊二烯这样的挥发性气体,可以形成雨。
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The results show that there are n-alkanes , isoprenoid alkenes , terpenes and stericles in the organics .
结果表明:有机物中只含有少量的正构烷烃、类异戊二烯烷烃、萜类化合物和甾类化合物;
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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。