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- halogenated aliphatic acid 卤代脂肪酸
- But the proportion of necessary aliphatic acid and unnecessary aliphatic acid should be proper. 食用油脂与疾病的关系已研究了半个多世纪，主要集中于心脑血管疾病及癌症等方面。
- OBJECTIVE To investigate into the component of aliphatic acid in Rhizoma Pinelliae Ternatae Praeparata . 目的研究半夏药材中的脂肪酸成分。
- These compounds contain sterols, terpenes, compounds containing nitrogen, long-chain aliphatic acid esters and long-chain aliphatic alcohol, etc. 化合物的类型主要涉及到甾醇类、萜类、含氮化合物类、长链脂肪酸酯和长链醇类。
- The GAC-sand biofilter could remove benzoic acid esters, aliphatic acid esters and phenols in the influent of the biofilter effectively. 活性炭、石英砂双层滤料生物滤柱可较大幅度地去除苯酸酯类、脂肪酸酯类和酚类等有机物。
- Studies on Halogenated Aliphatic Compounds 对卤代脂族化合物的研究
- These compounds contain sterols,terpenes,compounds containing nitrogen,long-chain aliphatic acid esters and long-chain aliphatic alcohol,etc. 化合物的类型主要涉及到甾醇类、萜类、含氮化合物类、长链脂肪酸酯和长链醇类.
- Oil is absolutely necssary matter for growth of human body and also supplies him with high heat quantity, what is more it is his main origin of aliphatic acid. 摘要油脂是人类赖以生存必不可缺的组成部分，其所含必须脂肪酸和非必须脂肪酸的比例应适当。
- It also analysed the principles,the route and technology of synthesis methods,and clarified the new preparation process of two typical aliphatic acid derivative. 具体阐述了两种典型的脂肪酸衍生物脂肪酸甲酯和脂肪酸甲酯磺酸钠的合成新工艺。
- In addition, aliphatic acid also has the effect of both compounding agent and surfactant, so various metallic ions can be highly homogeneously and stably mixed in it. 脂肪酸兼有配合剂和表面活性剂的双重作用，各种金属离子在其中可以达到高度均匀稳定的混合。
- The arsenite reactions can be variously accelerated by the addition of aliphatic acids and hydroxy-substituted aliphatic acids. 加入脂肪酸和羟基取代的脂肪酸，可不同程度地加速亚砷酸盐的反应。
- The essential oil from D. dasycarpus. is mainly consisted of sesquterpenoids and aliphatic acids, and the sesquterpenoids is the main active component. 白鲜皮挥发油主要由倍半萜类化合物和长链脂肪酸成分构成，而倍半萜类化合物是其主要活性成分。
- It is shown that the emulsifiable activity of EAFs increases with increasing their polarity and the main interfacially active species in EAFs are aliphatic acids. 结果表明：原油组分的乳化活性随着极性的增强而增强。脂肪有机酸是孤岛原油界面活性物质的主要组分。
- CONCLUSION The essential oil from D.dasycarpus.is mainly consisted of sesquterpenoids and aliphatic acids,and the sesquterpenoids is the main active component. 结论白鲜皮挥发油主要由倍半萜类化合物和长链脂肪酸成分构成,而倍半萜类化合物是其主要活性成分。
- After 90 days storage,the relative content of ethyl esters of aliphatic acids significantly increased to 34.86%,among which the critical one was 3-Nonenoic acid,ethyl ester(21.67%). 当贮藏90 d时脂肪酸乙酯类相对含量明显增加;达到34.;86%25;其中3-壬烯酸乙酯相对含量最高(21
- The results showed that there were the similarly elemental structures of petroleum acids which were divided into aliphatic acids,naphthenic acids and aromatic acids,but the differ... 结果表明,这两种原油中的石油酸结构基本一致,分别为脂肪酸、环烷酸和芳香酸,不同的是对于同一种类的石油酸,碳数范围不同,所占的质量百分数不同。
- He gave me a taste of his acid wit. 他让我尝到了他敏锐尖刻之机智的滋味。
- Acid irritates the stomach lining. 酸能刺激胃黏膜。
- Acid had pitted the surface of the silver. 酸把银器的表面腐蚀了。
- Discussion on the Mixed Aliphatic Acid Selectivity Hydrogenation 混合脂肪酸选择性加氢探讨
