查询词典 fatty acid

Pure methyl esters were prepared using common oil plant seeds and the fatty acid composition of the achieved oil was measured by capillary column chromatography.The kinds and dosage of reagents for fast preparation of the methyl esters were investigated and the chromatographic conditions using two kinds of capillary columns were optimized.

本研究通过参考文献，直接使用常见油料植物种子制备纯油甲酯进行分析，探讨了快速制备甲酯的试剂选择及用量，强极性和弱极性的两种不同类型毛细管柱的最佳色谱分析条件，并将测定的主要脂肪酸含量与国家标准进行比较，结果较为一致，而且平行测定的相对标准偏差表明方法有较好的精密度和重复性。

The heaxamethylene-diamine, 2-chloroethylene-sulfonate, fatty acid and Phosphorus trichloride are used as raw materials and a series of Gemini products are synthesized.

并以己二胺、2-氯乙基磺酸钠、脂肪酸和三氯化磷等为原料合成了一系列的双酰胺双磺酸盐表面活性剂N，N＇-双脂肪酰基己二胺二乙基磺酸钠。

Because in science point, there are a lot of unsaturated fatty acid and proteid, these two factor help brain nerve cells growth!

因为从科学上来讲，鱼肉中含有大量的不饱和脂肪酸和蛋白质，而这两种东西又正好对脑神经细胞生长有促进作用！

In mammals, the keratinocyte of epidermis and the sebocyte of sebaceous glands are both characterized as differentiating tissues, and both are active sites of fatty acid synthesis. Recent studies of intracellular lipid transport show that the exact mechanisms involved and the responses to various transport perturbers is not fixed in form, but highly cell-type-specific .

中文摘要在哺乳类，表皮角化细胞及皮脂腺的皮脂细胞是两种具有特徵性分化的组织，两者同时呈现非常活跃之脂肪合成现象；近来之研究显示脂肪由合成、聚集、输送到分泌可能与内质网状体及高尔基氏体有关，然而值得注意的是，以上之过程并非有统一形式，而是具有高度之细胞型特异性。

Such substances in breast milk from a protein and a fatty acid composition.

母乳中的这种物质由一种蛋白和一种脂肪酸构成。

In the preparation method, primary soybean oil and deep hydrogenation soybean oil, or primary rapeseed oil and deep hydrogenation rapeseed oil are adopted as raw materials; sodium methoxide is selected as a catalyst; the consumption of the catalyst is 0.1 percent to 0.5 percent; the reaction temperature is 70 DEG C to 110 DEG C; therefore, the primary soybean oil and the deep hydrogenation soybean oil, or the primary rapeseed oil and the deep hydrogenation rapeseed oil have randomized lactide reaction for 10 min to 90 min, so as to change the composition of mixed oil triglyceride and obtain the low/zero trans fatty acid base oil with different melting points and the characteristics of solid fat.

本发明以一级大豆油和极度氢化大豆油，或一级菜籽油和极度氢化菜籽油为原料，选择甲醇钠为催化剂，催化剂用量0.1％～0.5％，反应温度70～110℃，使一级大豆油和极度氢化大豆油，或一级菜籽油和极度氢化菜籽油之间进行随机交酯化反应，反应时间10～90min，从而改变混合油甘三酯组成，得到具有不同熔点和固体脂肪特征的低/零反式脂肪酸基料油。

The extraction technical of pumpkin seed oil and the separation purification of Unsaturated fatty acid were optimized.

本研究选用中国南瓜、印度南瓜、美洲南瓜和黑籽南瓜共计17个品种，分别对其种子的形态特征和营养成分进行了研究，并对南瓜子油的提取工艺及多不饱和脂肪酸的分离提纯进行了优化。

Fatty-acid identification technology was used to identify the Ralstonia solanacearum on solanacae crops, in order to supply a technology for prevention and control of bacterial wilt disease.

采用脂肪酸鉴定技术对茄科作物青枯病原菌进行鉴定，以期为青枯病的预防与防治提供技术支持。

The content of unsaturated fatty acid is high, so walnut oil is easily oxidative.

核桃是著名的木本油料，也是人们公认的功能保健食品。

Walnut oil contains unsaturated fatty acid. It is the important constituent of the cerebral tissue and prevents cerebral arterosclerosis.

核桃油含有不饱和脂肪酸，是脑组织的重要组成成分，且能防止脑动脉硬化。

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。