查询词典 polyalcohol

The polyesterification reaction of DFA and EG was regarded as research object.The polyesterification reaction process of polyacid and polyalcohol was studied andimproved, and condition of synthesis reaction was determined.

3以二聚脂肪酸与乙二醇酯化反应为研究对象，研究和改进了多元酸和多元醇缩聚反应的工艺，确定了二聚脂肪酸-乙二醇聚酯合成的工艺条件。

Sorbitol is the main polyalcohol synthesized in the leaves of apple trees and converted into sugars in the fruit.

山梨醇在苹果树的叶子里是主要的多元醇，进而在果实中转化为糖。

ABSTRACT Diabetic complications is related to the activation of polyalcohol pathway.

糖尿病并发症与糖代谢多元醇通路激活有关。

This paper has introduced the process of producing open cell polyurethane foam,and particularly discussed the effect of the different types and quantities of polyalcohol, catalysts, and surfactants impact on foam aperture, and analyzed the influences factors of foam reaction.

介绍了大孔径网状聚氨酯泡沫塑料的制备工艺，着重讨论了多元醇种类及不同用量的催化剂、表面活性剂对泡沫孔径和经络的影响，分析了影响发泡反应的多种因素。

Because of each Polyalcohol material has its own phasechange temperature, for getting widely used changing temperature scope, can press differentcomparison two kinds of polyalcohols as a binary system.

由于每一种多元醇都有固定的固-固相变温度，为得到较宽相变温度范围的贮热材料，可以将两种多元醇按不同比例混合组成多元醇二元体系。

Sorbitol belongs to the polyalcohol class of sugar-free sweeteners, along with mannitol and xylitol, that in small amounts are useful as sweeteners because ...

山梨醇是属于该聚合醇类糖免费甜味剂，随着甘露醇，木糖醇，即在少量是有用的作为甜味剂，因为

A kind of polyalcohol compound extracted from Periplaneta American, had been proved to have heal-promoting effect on a variety of wounds. Whether it takes heal-promoting effect on the radiation- impaired skin wound, it is not yet studied.

以往文献报道：从美洲大蠊体内提取的一种多元醇类化合物〓对多类创伤具有促进作用，但对合并放射损伤的创伤是否有促愈作用，尚未进行研究。

This articles reviews many hypothesis about pathogenesis of diabetic retinopathy,such as the increation of polyalcohol pathway,overdose of end product of glycosylated protein,activation of protein kinase C,increased production of active oxygen of mitochondria,factors of immune inflammation,heredity factors,any other factors and so on.

文章对多元醇通路的增加、糖基化终末产物的过量生成、蛋白激酶C的激活、线粒体活性氧产生增多、免疫炎症因素、遗传因素及其他因素等糖尿病视网膜病变发病机制的多种假说加以综述。

Successful applications in five wells show that polyalcohol drilling fluids can decrease drilling cycle, improve penetration rate, reduce downhole problems and accidents and be helpful to find producing layer but incre...

在玉东 10 2井等 5口井的成功应用表明，聚合醇钻井液能缩短钻井周期，提高机械钻速，减少井下复杂情况与事故，有利于发现油层，值得推广应用。但目前存在钻井液成本较高的问题

The effect of additives combined polyalcohol anion surface active agent with alkali activator or high efficiency sulfonate water-reducing agent on physic-chemical performance of slag powder and slag-cement system pastes have been studied.

选择多元醇类阴离子表面活性剂分别与碱性激发剂和高效磺酸盐减水剂进行复合，研究了复合添加剂对矿渣粉体和矿渣-水泥浆体的物理化学性质的影响。

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。