查询词典 fatty acid

To evaluate the potential of several biodiesels, which had different content of fatty acid methyl ester, as substitute solvent for quizalofop-p-ethyl emulsifiable concentrate, the type and content of fatty acid methyl esters in tested biodiesels were analyzed by gas chromatography, and 5% quizalofop-p-ethyl ECs were prepared with different biodiesels, respectively. The control test against gramineous weeds by the 5% quizalofop-p-ethyl ECs were carried out in greenhouse.

为评价不同来源生物柴油作为溶剂配制精喹禾灵乳油的效果，采用气相色谱法测定了几种生物柴油中脂肪酸甲酯的种类及含量，利用相应制备的5%精喹禾灵乳油进行了防治禾本科杂草的盆栽试验，同时比较了不同生物柴油对药剂稀释液表面张力、干燥时间和在叶片表面沉积量等药液物理性状的影响。

In order to disscuss the compositiopn and contents of the fatty acid in peony and chinese peony flower; as well as its utilization, the methods of esterification was used to get the oil sample and composition of fatty acid were tested by gas chromato graphy.

采用脂肪酸甲酯化的方法获得油样，用气相色谱法对牡丹和芍药花瓣中的脂肪酸组成进行定性和定量测定，并分析了牡丹和芍药不同时期花瓣中脂肪酸组分和含量的变化。

The effect of hydrophobic additive on the seed precipitation from sodium aluminate solution was studied by adding fatty acid and heneicosane at different proportions. The results show that when the mass fraction of fatty acid is in the range of 32%-49% and the additive concentration in sodium aluminate solution is 150×10-6 g/L, the rate of precipitation increases, but the particle size of Al3 and Al2O3 reduces.

摘 要：研究了疏水性添加剂脂肪酸类阴离子表面活性剂与21-碳烷不同配比对铝酸钠溶液分解产生氢氧化铝和氧化铝的粒度、强度及分解率的影响，考察了产物Al3和Al2O3的强度和粒度之间的关系，探讨了添加剂影响铝酸钠溶液晶种分解的相关机理。

There is high content of unsaturated fatty acid within the flaxseed oil, unsaturated fatty acid has important application in medicines and industry, and widely used as additive to healthy food, petrolic product, rubber product and paint.

摘要不饱和脂肪酸在亚麻油中含量很高，其在医药、工业方面有着重要应用，广泛用于保健食品及石油制品添加剂、橡胶、涂料等方面。

The ester groups of the solid polyglycerol ester particles comprise long chain (C16-C24) fatty acid radicals, with at least about 40 % of the long chain fatty acid radicals being saturated and having at least 18 carbon atoms.

这种固体聚甘油酯颗粒的酯基含有长链(C 16 ―C 24 )脂肪酸基，至少约40％的长链脂肪酸基是饱和的并且含有至少18个碳原子。

The method comprises the following steps: fermenting the project bacterial for expressing polyhydroxy fatty acid ester with the fermentation culture medium of 5-20g/l 5-18 carbon chain length fatty acid.

一种表达聚羟基脂肪酸酯的方法，是用含有浓度5-20g/L的碳链长度为5-18的脂肪酸的发酵培养基对本发明的用于表达聚羟基脂肪酸酯的工程菌进行发酵，得到聚羟基脂肪酸酯。

Said invented technical scheme is characterized by that it uses one kind of several kinds of five-and/or four-carbon alcohol to break the wall of wet-dried cell thallus in which the polyhydroxy fatty acid ester is self formed and extract the polyhydroxy fatty acid ester.

本发明的技术方案是用五和/或四碳醇中的一种或几种自形成聚羟基脂肪酸酯的湿/干细胞菌体破壁提取聚羟基脂肪酸酯。

Restriction map of H. polymorpha CBS 1976 chromosomal locus containing △9-fatty acid desaturase gene was constructed based upon the data of Southern analysis, and a 3. 4kb BamHⅠ-XhoⅠ genomic fragment was isolated. Sequence analysis showed that it contains an ORF of 1353bp with high homology with cloned yeast △9-fatty acid desaturase genes.

构建了H.polymorpha CBS 1976染色体△9-脂肪酸去饱和酶基因座位的限制性酶切图谱，进而分离了3.4kb BamHⅠ-XhoⅠ基因片段并进行全序列分析，结果表明这个片段含1个与已克隆的酵母△9-脂肪酸去饱和酶基因高度同源的、由1353bp组成的ORF。

Experimental data on supercritical carbon dioxide deacidification of 10% free fatty acid contained oil at 200 bar, 353K, consumed with 2700 g of carbon dioxide indicated that concentration of free fatty acid in the raffinate oil dramatically decreased down to 0.26%, and the oil still retained 1.3% of γ-oryzanols and 94.7% triglyceride.

在超临界二氧化碳萃取蒸馏程序方面，以200 bar、353K和2700克的二氧化碳，在填充27公分高θ型网的萃取槽，脱酸游离脂肪浓度为10%的米糠油，可在塔底获得游离脂肪酸浓度为0.26 %的脱酸油。

We are surching for tallow, lard, palm fatty acid, coconut fatty acid, starin, caustic soda and rax mateiral in general used to make soap.

我们正在寻找牛脂、油、榈酸、子脂肪酸、性钠以及其它用于制造香皂的原料。

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。