粘度
- 与 粘度 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Malt extract, kolbach index, diastatic power and malt viscosity are the major traits closely related to the quality of malt barley, and they themselves are dominantly affected by carbohydrates, protein content and their components, and the relevant enzymes in grains.
麦芽浸出率、糖化力、库尔巴哈值、粘度值、蛋白质和β-葡聚糖含量是衡量啤酒大麦品质的主要指标,而β-葡聚糖酶、β-淀粉酶等一些水解酶类又与上述品质性状密切相关。
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The silk-protein-like polymers could be dissolved in hexafluroisopropanol and strong organic acid (e. g., formic acid, dichloroacetic acid and trifluroacetic acid), while they showed a poor solubility in common solvents.
所合成的模拟聚合物难溶于通常溶剂,但可以溶解在强酸溶剂(甲酸、二氯乙酸及三氟乙酸)和六氟异丙醇中;通过在二氯乙酸中25℃下的特性粘度测定而估算出聚合物的分子量在2~5万之间。
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An organic cationic flocculant containing quaternary ammonium ion was synthesized using epichlorohydrin, diethylamine and 1, 2-diaminoethane as raw materials. The intrinsic viscosity, charge density and turbidity removal rate of PEFD were determined and its structure was characterized by FT-IR.
以环氧氯丙烷、二乙胺和乙二胺为原料合成了有机阳离子絮凝剂PEFD,对其电荷密度、特性粘度以及絮凝性能进行了测试,并采用红外光谱对其结构进行了表征。
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The polyetherurethane was synthesized by one-step method for cosmetic applications by coupling poly(PTMG,Mn=2000) and poly(PEO,Mn=2000) with 4,4'-diphenylmethane diisocyanate.
聚醚型聚氨酯用于化妆品中,由聚四亚甲基醚二醇和聚环氧乙烷与4,4-二苯甲烷二异氰酸酯采用一步法合成,结果表明PEU暴露在60℃酒精/水(80/20,体积比)溶液中放置4周后发生降解,PEU发生变质,其相对分子质量、粘度和机械性能都发生改变。
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Several points can be concluded for the area from this paper study:(1) Hydrocarbon mainly occurs in the lower interval of bioclastic limestone and dolomitic limestone(the special lithologic interval ) in Es_1 Member,in which solution pores well developed;(2) Traps are mainly anticlines controlled by f.
本文研究表明,大中旺地区油气主要分布在沙一段下部的生物碎屑灰岩和云质灰岩段,储层溶蚀孔隙发育;圈闭主要为受断层控制的断背斜构造;原油具有高密度、高粘度、中低凝固点、高初馏点、高含硫量和高胶质沥青质等特点,属于未成熟—低成熟油;油源为本地咸水环境下形成的沙一段暗色泥岩。
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Relationships between durene modified pitch properties, such as soften point,coke yield and viscosity, and pitch fractions, especially TS fraction and PI fraction had been investigated.
考察了不同压力体系中均四甲苯改性沥青的TS组分和PI组分与沥青软化点、焦化值及粘度三种性能参数之间的相互关系。
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Durene ; pitch modification ; fraction property relationships ; coke yield ; viscosity
均四甲苯;沥青改性;组成-性能关系;焦化值;粘度;压力体系
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Conclution: From the study, it was suggested that through continuously ectatic treatment to the narrowed vessels, the treatment effect may be improved. It's necessary to study the meaning of the blood viscosity in the treatment of the disease.
实验提示,临床上通过持续扩张血管的治疗有可能性改善动脉粥样硬化的治疗效果,有必要进一步研究血液粘度在该病治疗中的意义。
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The relationship of spontaneous flocculation and pH of the culture fluid of transgene Erwinia carotovora-Eccl3B was studied in production of PHB.
对粘度法测定PHB分子量进行了研究。
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In order to cutting down the cost, flocculation of recombined Erwinia carotovora-Eccl3B cell from broth, influence of temperature, pH and oxidants on the separation of PHB were studied; and the method which measure the molecular weight of PHB by intrinsic viscosity was also studied; furthermore, a phenomenon was found that insolubility of PHB in chloroform can be changed by pretreated at over 120℃ for the fist time, and the mechanism of this phenomenon was explored.
为了降低成本,提高生产效率,本文针对发酵法生产PHB过程中存在的,发酵液难以分离沉淀,非有机溶剂提取PHB时分子量严重降低等问题,进行了发酵液的絮凝,及温度、pH、氧化剂对提取PHB影响的研究。并对粘度法测定PHB分子量的方法进行了研究,同时,对于研究过程中发现的,加热后PHB在三氯甲烷中的溶解性变化及其原因进行了探索。
- 推荐网络例句
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Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.
Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。
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I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.
我来只是现在,'歼灭战perfuming自己与胡努特,那麼,他来到和SAT 。
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The shamrock is the symbol of Ireland and of St.
三叶草是爱尔兰和圣特里克节的标志同时它的寓意是带来幸运。3片心形叶子围绕着一根断茎,深绿色。