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solution surface相关的网络例句

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与 solution surface 相关的网络例句 [注:此内容来源于网络,仅供参考]

The results of ESCA manifested that the composition and thickness of the film formed on the surface in solution containing Mg2+ ions differed from that formed in solution without Mg2+ ions.

Auger分析结果表明:在含Mg2+的介质中碳钢表面形成的膜与不含Mg2+的介质中形成的膜有所差异,除表面组分的含量不同外,膜厚度也有很大差别。

A kind of more effective viscosifier can improve the viscosity of acid solution, reducing the mass transfer velocity of hydronium H+ towards the rocks surface, thereby decrease the filtrate loss of acid solution and the reaction rate between acid and salt, lengthen the distance of acid penetration.

向酸液中加入良好的稠化剂能提高酸液粘度,降低氢离子向岩石壁面的传质速度,因而降低酸液滤失和酸盐反应速率,增加了酸液的有效作用距离,提高了酸化效果。

This invention discloses a method for preparing monodisperse oil-soluble surface-modified ferric oxide nanoparticles. The method comprises: mixing ethanol solution of soluble ferric salt with ethanol solution of fatty acid, adding alkali, stirring to obtain precursor of ferric oxyhydrogen fatty acid salt precipitate, and cracking at 210-280 deg.

一种制备单分散、油溶性表面修饰氧化铁纳米微粒的方法,将可溶性铁盐的乙醇溶液与脂肪酸的乙醇溶液混合,加入碱搅拌得前驱体三价铁氢氧脂肪酸盐沉淀;单元前驱体三价铁氢氧脂肪酸盐在无溶剂下直接热解得目标产品。

According to the invention, a base polymer which is produced on the basis of a monomer including up to at least 50 % neutralised acid groups is mixed with a first aqueous solution containing at least one surface secondary crosslinker and with a second aqueous solution containing at least one polyvalent cation, and is thermally treated.

根据本发明,使基质聚合物与含有至少一种表面二次交联剂的第一水溶液和含有至少一种多价阳离子的第二水溶液混合,并热处理,其中所述基质聚合物基于含有至少50%中和的酸官能团的单体而制备。

Firstly, the normal stress distribution over the 3D slip surface is initially assumed, which is modified by a function with five parameters involved for the rigorous solution, or by a function with four parameters involved for the quasi-rigorous solution.

假定空间滑面上正应力初始分布,对于严格解,用含5个参数的修正函数对其修正;对于准严格解,则采用含4个参数的修正函数。

In this paper, the influences of the concentration and the drawing property of PAN/DMSO solution on the surface structure of the fiber were investigated on the basis of the study of the viscosity of PAN/DMSO solution.

在研究了聚丙烯腈/二甲基亚砜纺丝溶液粘度特性的基础上,初步探讨了纺丝液中PA N的质量分数与纤维的可牵伸性及致密性的关系。

The present invention relates to a method for preparation of the supersaturated calcium and phosphate ions solution and a method for preparation of the thin film of calcium phosphate crystal on solid surface by using the said solution.

本发明涉及钙和磷酸根离子超饱和溶液的制备方法和利用所述的溶液在固体表面上制备磷酸钙结晶薄膜的方法。

The result show, pH of solution, the type and concentration of surface-active agent all have marked effect, pH change can transform the disperse behavior of attapulgite particle by altering granularity distributing in different range, influencing double electromotive force between particle and solution.

研究表明,水溶液的pH值、表面活性剂的类型和浓度对凹土的分散稳定性皆有显著的影响,pH值的变化改变了不同粒径范围的粒子总量分布,改变粒子与溶液间双电层电动势,从而改变凹土粒子的分散行为:由于凹土作为带电粒子在极性溶剂中容易达到物理分散的目的,因此,凹土在极性溶剂中的分散状况大大优于在非极性溶剂中的分散。

For these reasons,the following study work has been finished in this paper.(1)Basic equation of saturated-unsaturated seepage is built based on seepage continuity and motion Equations,which take saturation zone and unsaturation zone into account together and avoid difficult problems of traditional numerical solution,such as solution of free surface of seepage etc.

对此,本文主要完成了以下研究工作:(1)从渗流连续性方程和渗流运动方程出发,阐述了饱和—非饱和流统一的渗流基本方程,将饱和区和非饱和区统一来考虑就避免了求解渗流自由面等传统的数值求解的棘手问题。

Results Through the experiment by membrane performance, the alginic acid sodium met the requirement, which became the membrane with the CaCl2 reaction at once. Its membrane was not dissolved in the water. And the characters of its 1%-3% solution were good on fluidity and surface contact angle determines. The biological compatibility of the compound of it with 20% CaCl2 solution was good.

结果:通过成膜性筛选实验,发现只有海藻酸钠符合要求,其与CaCl2反应能瞬间成膜,其膜不溶于水;通过测定其流动性和表面接触角度等,发现其质量分数为1%~3%的水溶液各种性能较好;其与质量分数为20%的CaCl2溶液反应成膜的生物相容性较好。

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推荐网络例句

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸,那乌黑、忧郁的眼睛,她便会相信,他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失

But because of its youthful corporate culture—most people are hustled out of the door in their mid-40s—it had no one to send.

但是因为该公司年轻的企业文化——大多数员工在40来岁的时候都被请出公司——一时间没有好的人选。