查询词典 fatty acid

The content of unsaturated fatty acid in Hickory nut oil was high, and the fatty acid ratio of n-6 to n-3 of it was reasonable, so it had high development value.

结论］山核桃仁油中不饱和脂肪酸含量较高，n-6：n-3脂肪酸比例合理，具有很高的开发价值。

This invention discloses a method for preparing monodisperse oil-soluble surface-modified ferric oxide nanoparticles. The method comprises: mixing ethanol solution of soluble ferric salt with ethanol solution of fatty acid, adding alkali, stirring to obtain precursor of ferric oxyhydrogen fatty acid salt precipitate, and cracking at 210-280 deg.

一种制备单分散、油溶性表面修饰氧化铁纳米微粒的方法，将可溶性铁盐的乙醇溶液与脂肪酸的乙醇溶液混合，加入碱搅拌得前驱体三价铁氢氧脂肪酸盐沉淀；单元前驱体三价铁氢氧脂肪酸盐在无溶剂下直接热解得目标产品。

The epoxy wax is a long-chain tallate of solo-hydroxyl and in one or two fatty acid or phytol chain of them contains one epoxide group and this chain of the fatty acid is better to contain one epoxide group at least.

蜡为长链单羟基醇的脂肪酸酯。环氧蜡为该脂肪酸或醇链中的一个或两个包含至少一个环氧基团的蜡，该脂肪酸链包含至少一个环氧基团较为合适。

The natural epoxy wax is the one or two wax within which the fatty acid and phytol chain that has one epoxide group at least naturally, while the wax made artificially is the one that has one or two fatty acid and phytol chain transformed artificially to introduce in one epoxide group at least.

天然环氧蜡为其中的该脂肪酸和醇链中的一个或两个天然地包含至少一个环氧基团的蜡。人工环氧蜡为其中的该脂肪酸和醇链中的一个或两个已人工改变以引入至少一个环氧基团。

The results showed that the amorphous iron oxide has highly catalytic activity. The intermediate products are pyrocatechin, hydroquinone, benzoquinone and low-grade fatty acid. The mechanism of catalyst oxidation is assumed that the free radical OH attacks benzene cycle at the adjacent position and para-position of OH on phenol so that the benzene cycle is opened and low-grade fatty acid is produced and transformed into CO2 and H2O.

结果表明，非晶铁氧化物催化剂在催化氧化降解苯酚时具有较高的催化活性，苯酚降解的中间产物有：对苯二酚、邻苯二酚、苯醌和低级脂肪酸，其降解机理是羟基自由基攻击苯环上OH的部位或对位而使苯环开环，生成低级脂肪酸，并最终转化成二氧化碳和水，从而使苯酚得以降解。

This article by the Chongqing Guizhou Province area tradition sour meat technique of production souse sour meat, withdraws the sour salt meat sample from the fermentative process to research the nutrition and the security conducts systematically, the thick protein, the myofibril protein, the sarcoplasm protein, the multi-peptide nitrogen, the nonprotein nitrogen, the dissociation amino acid, the crude fat, the free fatty acids, the fatty acid composition, the cholesterol, the soluble sugar, the mineral to b...

中文摘要：本文以渝黔地区传统酸肉生产工艺腌制酸肉，对酸肉发酵过程中的营养及安全性进行了系统研究，检测了粗蛋白、肌原纤维蛋白、肌浆蛋白、多肽氮、非蛋白氮、游离氨基酸、粗脂肪、游离脂肪酸、脂肪酸组成、胆固醇、可溶性糖、矿物质元素，乳酸菌数，总酸在发酵过程中的变化，并对成品挥发性盐基态氮、酸价、过氧化值、碘价、皂化价亚硝酸盐进行质量检测。

In this study, methods of conventional culture, identifying fatty acid and PCR-DGGE were utilized to analyze soil microbial quantity, fatty acid and bacterial DNA segment in Tarim desert highway forest land, which can provide theoretical foundation for managing Tarim desert highway shelter-forest scientifically.

采用传统培养、脂肪酸鉴定和PCR-DGGE 3种方法分别研究了塔里木沙漠公路防护林地土壤微生物数量、脂肪酸种类和细菌DNA片段的多样性，从微生物学角度为塔里木沙漠公路防护林的管理提供理论依据。

They learned about this new fatty acid-making pathway by hunting the trypanosome genome for stretches of DNA known to be involved in fatty acid synthesis in other organisms, like animals and plants.

他们通过寻找锥虫基因组DNA条带中已知涉及在其他物种（象在动物以及植物中存在的）中可以合成脂肪酸的区域认识了这个脂肪酸合成的途径。

All the compounds were isolated and identified from the bituminous coals for the first time, bis(2-ethylheptyl) terephthalate and 18-ethyl-17-(hexan-2\'-yl) docosanoic acid are new compounds.Further more, a Colourless Oil Liquid, a white acerate crystals containing some alkanes, a white tabular crystals consisting of some fatty acid esters and a white powder crystals in which some fatty acids exist were isolated and analysed by GC/MS for the first time.Through this research, a study method of"classification extract of bituminous coal- separation with silica-gel and gelatin column chromatographies- identification of the isolated compounds by FTIR, GC/MS, LC/MS, 1H NMR and 13C NMR analyses"was established and proved to be a practical approach toward separable and non-destructive identification of some organic compounds in bituminous coals for coal chemistry research.

本研究建立了&原煤分级萃取-硅胶与凝胶柱层析分离与纯化-GC/MS或LC/MS检测-FTIR、MS、1H NMR和13C NMR波谱解析&这一煤中有机化学成分的非破坏性分离与分析的研究方法，并验证该研究方法有效可行。

The components of fatty acid in carya cathayensis oil are obviously more than that extracted by Soxhler, and the contents of unsaturated fatty acid ...

经分析测定超声波法提取山核桃油的脂肪酸成分明显多于索氏法，其不饱和脂肪酸含量也明显高于索氏法提取的油脂的脂肪酸。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。