多元醇
- 与 多元醇 相关的网络例句 [注:此内容来源于网络,仅供参考]
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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。
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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。
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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。
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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。
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The and shale particles hydration is checked through altering their surface charge and compressing their diffused double layer with polyalcohol adsorbing.
多元醇吸附在泥页岩颗粒表面,改变其表面电荷,压缩扩散双电层,抑制泥页岩颗粒水化
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The method adopts powders (10.0 parts of mass) of crop straws and phenols or polyalcohol compound (10 to 100 parts of mass) which is firstly pre-heated by 10 to 30 minutes under a temperature of 30 to 200 DEG C with the effect of acid catalyst (0.5 to 10 parts of mass) for a reaction of 30 to 240 minutes; after the reaction, the compound is washed, neutralized, filtered and dried to obtain a solid appearing as a color from citron yellow, yellow, bight brown to seal brown; wherein, the solid includes 64.0 to 70,0 percent of fibrin and 4.1 to 7.6 percent of lignin.
秸秆"液化"预处理制备生产燃料乙醇原料的方法,是用农作物秸秆的粉末(10.0质量份)和酚类或多元醇类化合物(10~100质量份),在酸性催化剂(0.5~10质量份)存在下,在30~200℃温度下预热10~30min后,反应30~240min,反应完毕进行洗涤、中和、过滤和干燥而得呈淡黄色-黄色-浅褐色至深褐色固体,其中,纤维素含量64.0~70.0%,木质素含量4.1~7.6%。
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Genesis and development of DR is related to interaction among many etiological factors,including over expression of growth factor,hyperglycemia,hypertension,hemodynamic abnormality,end products of glycosylated protein,polyalcohol pathway,heredity and so on.
DR的发生和发展与生长因子过度表达、高血糖、高血压、血流动力学异常、糖基化蛋白终末产物、多元醇通路、遗传等诸多致病因素之间相互作用。
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Road marking paints made from gum rosin,high molecular polymer,unsaturated dibasic acid and polyalcohol by condensation and esterification,then heat-stabilizer and light-stabilizer are added in.
道路标线涂料专用树脂是由松香、高分子聚合物、不饱和二元酸及多元醇经缩聚、酯化后加入热稳定剂、光稳定剂后制成的不规则半圆粒状或片状产品。
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Polyalcohol,preservative,metal ion and carbohydrate were experimented through single-factor tests,potassium sorbate,Na~+、K~+、Ca~(2+)、sucrose and lactose had great effects on the stability of mannanase M0710.Orthogonal experiments decided the optimal stabilizing agent were potassium sorbate 3%,sodium chloride 2%and sucrose 2%.
对突变酶M0710的稳定剂也做了初步研究,单一因素试验考察了多元醇类化合物、防腐剂、金属离子和糖类化合物等对目的酶稳定性的影响,其中山梨酸钾、Na~+、K~+、Ca~(2+)、蔗糖、乳糖对酶的稳定性有明显效果,通过正交试验最后确定效果最佳的液态酶M0710的稳定剂为山梨酸钟3%、氯化钠2%和蔗糖2%。
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Polyatomic alcohol is widely used in solid-solid PCMs which have only a limited diversity.
固-固相变材料种类较少,其中以多元醇应用录为广泛。
- 推荐网络例句
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It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.
从鲍尔点的形成原理出发,分析对称连杆曲线上鲍尔点的产生条件,提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。
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The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.
集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品,年生产总值3000万美元,产品价廉物美、选料上乘、质量保证,深受国内外客户的青睐
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The eˉtiology of hemospermia is complicate,but almost of hemospermia are benign.
血精的原因很,以良性病变为主。