Oil displacement mechanism of quaternary cationics has been studied in several ways: surface and interface tension, wettability, surface electrical behavior.
研究了季铵盐型表面活性剂的驱油机理：表面张力和界面张力、表面润湿性、表面电性。
The critical surface tension, coarse degree and the oil ink adhesive force of plastics were improved, so the print adaptability was improved.
使得塑料临界表面张力、粗糙度、印墨附着力得到提高，从而改善其印刷适性。
Then a micellar slug of surfactant, alcohol, brine, and oil is injected to reduce the surface tension of the oil.
然后注入表面活性剂、醇、盐水和油的胶束段塞，以降低油的表面张力。
Surface tension is one of the important control parameters of the ceramic squeegee oil.
表面张力的控制是陶瓷印油产品的主要控制指标之一。
Pollen that floats is light and water repellent, and may have a coating of oil that alters the surface tension of the water.
漂浮在 水面的花粉非常轻且 具有疏 水性，其原因可能是花粉表面具有一层油脂使得 水的表面张力发生改变。
Because of the surface tension effect and the interfacial energy of the oil drop, the oil thickness near the substrate edge is smaller than that of the center region of the sample.
研究表明，在液滴表面张力及界面能的共同作用下，硅油液滴一般呈现中间厚边缘薄的不均匀分布；
The chemicals are designed to reduce the surface tension of the remaining oil and to push it toward a producing well.
化学剂用来降低剩余油的表面张力并将油推向生产井。
The complex flora has been used for treating oil refinery wastewater. And the flora can produce Rhamnose lipids bio-surfactant to reduce surface tension of wastewater.
利用该复合菌群对炼油废水进行处理，菌群能产生鼠李糖脂类生物表面活性物质，降低废水的表面张力。
The chemicals are designed to reduce the surface tension of the remaining oil and wash it to a producing well.
这些化学剂用于降低剩余油的表面张力并将它冲洗至生产井。
The results show that the oil droplet size, flow rate of the emulsion along the membrane surface, liquid-liquid interfacial tension and membrane flux can significantly affect oil-removing efficiency.
实验结果表明，水相中油珠的粒径、乳浊液的流速、两液相的界面张力以及膜通量都会影响除油率。
The molecular structure and some basis performances of a plasticizer(namely naphthenic oil) were characterized by GPC, TGA, surface tension meter, DSC and other methods.
利用凝胶色谱（GPC）、热重分析（TGA）、表面张力仪和差示扫描量热（DSC）法等对增塑剂环烷油的分子结构及其基本性能进行了表征。
But because polymer could not decrease surface tension, it theoretically could not decrease oil film loss or improve oil displacement efficiency.
但是，由于聚合物并不能降低表面张力，因此，从道理上讲也不能减少油膜损失或者说提高驱油效率。
This is due to the variation of the surface tension which make them spread to oil films with a stable ratio.
聚并前后的油膜半径变化规律与球状油滴聚并变化规律一样，这是对油滴按比例铺展成油膜的自然推论。
Simultaneous, two-dimensional simulation of breaking up process of two colliding oil drops in water under surface tension was also simulated.
最后，基于本文方法模拟了二维水溶液中两个油滴的碰撞破碎过程。
Simultaneous, two-dimensional simulation of breaking up process of two colliding oil drops in water under surface tension was also simulated.
最后，基于本文方法模拟了二维水溶液中两个油滴的碰撞破碎过程。
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