查询词典 polymeric

On the basis of lab test, this paper evaluates the stability of the high-concentration polymeric system awl researches the effect of polymeric concentration and molecular weight on displacement efficiency.

在室内试验的基础上，进行了高浓度聚合物体系黏度稳定性评价，并对体系的浓度和相对分子质量对驱油效果的影响进行研究。

On base of the theory of polymeric melt filling flow in micro injection molding , the mechanism of convectional heat transfer for polymeric melt was discussed,and the effects of convectional heat transfer on the melt filling flow in micro injection molding were investigated with considering the model of convectional heat transfer coefficient.

在熔体流动理论的基础上，通过分析熔体的对流传热机理，并引入对流换热系数模型，对微注塑成型中对流换热系数对熔体充模流动进行了研究。

This essay will give the further explanation about the shape of hydronium and iron and aluminum, and the dry methods between them by the approximate cafculation of hydronium in the liquid of polymeric iron and polymeric aluminum.

通过对聚合铁和聚合铝溶液中氢离子的有关近似计算，进一步说明了氢离子与铁铝形态、干燥方式等之间的关系，指出了进行聚合铁理论研究时应注意其制备方法、浓度和氢离子的重要性。

Based on this point of view, a mechanism for polymeric membrane formation by immersion precipitation was developed to interpreter the role of nonsolvent additive, which is helpful to select the suitable nonsolvent additive and the amount used for high performance polymeric membrane.

基于上述观点，本文提出了浸入凝胶过程中聚合物膜的形成机理，解释了NSA在浸入凝胶成膜过程中的效应，从而为选择不同的NSA和加入量，制备高性能的聚合物膜提供理论指导。

Through lots of tests, the new technology of preparing the polymeric ferric aluminum silicate sulfate by using the waste-acid of Ti02-industriy and the coal fly ash has been designed. The highest Al-acid stripping rate can be achieved by the waste sulfate acid under boiling degree for 1. 5h when the mass ratio between NaCl and Coal Fly ash is 0. 05:1, as well as that between Coal Fly ash and Waste Acid ratio is 1:10. By means of the oxidation-polymerized reaction under 40-50*C and normal pressure, using NaNCkas catalyst and air as oxidation, the polymeric ferric aluminum sulfate can be obtained. The poly-silicic acid is polymerized with soluble glass in the optimum conditions of pH=5-6 and the concentration of Si02 is about 3%. The inorganic high molecule coagulant of PFASS is synthesized with the poly-silicic acid into the solution of polymeric ferric aluminum sulfate.

本论文通过大量的试验，研究开发出了用粉煤灰及钛白废酸制取聚合硫酸硅酸铁铝的新工艺，其最佳工艺条件为：于沸点温度，以NaCl为助溶剂(NaCl与粉煤灰质量比为0.05：1)，以钛白废酸浸取粉煤灰(固液比为1：10)中的铝1.5小时，最大浸取率可达40％；经过滤洗涤后，调节滤液pH至2.0左右，以NANO_2为催化剂(NaNO_2用量为滤液中FeSO_4·7H_2O量的3％)，空气为氧化剂，于40-50℃进行常压催化氧化反应，制取聚合硫酸铁铝，催化氧化时间为2小时；将工业水玻璃稀释至3％左右，调节其pH于5-6，室温下制备活性聚硅酸；将活性聚硅酸与聚合硫酸铁铝按照一定比例复合，经熟化，即制得新型无机高分子混凝剂PFASS。

A stumper with required structures is pressed into the surface of polymeric foil and heated to a temperature above its glass transition temperature under suitable pressure until the temperature droped below the glass transition temperature of the polymer, followed by removal of the stumper and left the structures of the stamper in the polymeric foil.

将聚合物加热到其玻璃转化温度以上，利用预先制备好的模板在适当的压力下压向聚合物样品，保持压力直到聚合物温度降到玻璃转化温度以下，将模板移去后，模板上图形便转移到样品表面。

One red crosslinking polymeric dye is prepared in mixed solvent of water and tetrahydrofuran(Schotten-Baumann reaction)from Disperse Red 3B sulfonyl chloride and polyvinylamine.The sulfonamide group in polymeric dye is confirmed by IR.

利用Schotten-Baumann反应，在水与四氢呋喃的混合溶剂中合成了1支新型的红色聚乙烯胺型可交联高分子染料，用红外光谱证明了所合成的染料中磺酰胺基团的存在。

The polymeric copper tetraaminophthalocyanine incorporated with aniline film (p-CuTAPc-PAN) was prepared using electrogeneration. The polymeric reaction between CuTAPc and aniline occurs as a result of the attack of an electrophile such as the cation radical NH2 groups remaining the p-CuTAPc on the 2-positon of the benzenoid ring.

2用电化学方法制备四氨基酞菁铜与苯胺共聚的高分子聚合膜(p-CuTAPc-PAN)，对其性质进行了研究，并与聚四氨基酞菁铜进行对比。

The present invention provides a method for preparing biodegradable and biocompatible, porous, polymeric scaffolds for tissue engineering, which comprises the steps of: dissolving a polymer in an organic solvent to prepare a polymeric solution; mixing an effervescent salt in the resulting polymeric solution to give a polymer/salt/organic solvent mixed gel; removing the organic solvent from the polymer/ salt/ organi c solvent mixed gel; and effervescing the salt in the resulting polymer/salt gel to yield a polymeric scaffold.

一种用于组织工程学的生物可降解和生物相容的多孔聚合物支架的制备方法，该方法包括下列步骤：在一种有机溶剂中溶解一种聚合物以制备聚合物溶液；在所得的聚合物溶液中混入泡腾盐，得到聚合物／盐／有机溶剂混合的凝胶；从聚合物／盐／有机溶剂混合的凝胶中除去有机溶剂；和在酸性溶液中浸泡所述凝胶以使所述盐泡腾产生聚合物支架。

By the studying of the course, the students should understand the relationship of structures and properties of polymeric composite materials, preparation technology, investigation method, structure morphologies, mechanical properties and application of polymeric composite materials. The students should have basic knowledge on polymer materials and filler, fiber for polymeric composites material preparation..

通过本课程的学习，使学生理解填料填充、玻璃纤维增强高性能聚合物基复合材料的结构与性能的关系；了解聚合物基复合材料的制备方法、研究方法、结构形态、力学性能以及制备聚合物基复合材料的高分子材料和填料、纤维等基本知识和应用。

This is not an ordinary box, which is used as a background picture of the dialog box, very pretty.

详细说明：这可不是一个一般的对话框，它是用图片作为背景的对话框，非常好看。

Conceal me what I am,and be my aid for such disguise as haply shall become the form of my intent.

遮掩我的身份，帮助我，我的面具将成为我的目的。