查询词典 interfacial tension

The spinning drop method was selected as the determination routine of liquid- liquid interfacial tension. A new spinning drop tensiometer was constructed for the first time in our country.

用一些小分子系统和PEG4000／DEX40000双水相系统的界面张力文献值对仪器作了标定，结果表明仪器有较高的准确度，误差约为3％。

The dynamic interfacial tension between heavy alkylbenzene sulfonate and crude of Daqing oilfield was measured using the spinning drop tensiometer.

测定了重烷基苯磺酸盐溶液与大庆原油间的动态界面张力，考察了NaOH、Na2 CO3 、部分水解聚丙烯酰胺和重烷基苯磺酸盐对动态界面张力的影响。

It showed that the flow regime and the forces were closely related to each other.Calculation indicated that the interfacial tension force, static pressure force, viscous drag force and dynamic lift force were the main forces acting on the droplets. The formation process of the droplet was studied.

在一定条件下计算了液滴所受的力，结果表明，表面张力引起的力、液滴内外静压差产生的力、平行于膜表面的流动曳力和运动浮力是主要的力；在此基础上，探讨了液滴的形成过程。

The research results indicated that the viscosity of the autogenetic foam system has good thermal stability, the system has favorable ability to reduce the viscosity and interfacial tension of the heavy oil, the displacement of the system for the heavy oil is good and it has good mobility control ability for the mobility in layers and interlayers,.

研究结果表明，自生泡沫体系粘度具有较好的热稳定性，并具有良好的稠油降粘和降界面张力能力，驱替稠油能力强，具有很强的层内层间流度控制能力。

The properties of the oil displacement using the autogenetic foam combination system have been researched through the viscosity reduction, interfacial tension, thermal stability and rheological experiments.

通过降粘实验、界面张力实验、热稳定性实验以及流变实验研究了自生泡沫复合体系的驱油性质。

The results of magnesium and calcium ions tolerance test indicated that the modified SPS, synthesized from the above two methods,has good chelation with magnesium and calcium ions for the crablike carboxyl and ester group and increase the reaction weight with magnesium and calcium ions for addition of hydrophilic group.Both of the two modified petroleum sulfonates could produce ultra-low interfacial tension at calcium and magnesium ions concentration lower than 600 mg/L,whereas the general petroleum sulfonates could only produce ultra-low value below 300 mg/L.

耐钙镁离子能力测试结果，以大庆炼化公司两种渣油为原料，采用上述两种合成方法制备的改性石油磺酸钠，由于产物中引入蟹爪状羧酯基，对钙镁离子有较强的螯合作用，同时增加了亲水基，增大了表面活性剂分子与钙镁离子的反应量，因而在600mg/L的钙镁离子溶液中获得10-3级的超低界面张力；而普通石油磺酸钠仅能在300mg/L的钙镁离子溶液中获得超低界面张力。

According to the research of efficiency penetrant's synthesis,the calibration of the interfacial tension ,penetrating power and pesticide effect,the effect of efficiency penetrating in the phoxim emulsifiable concentrate was studied.

探讨了高效渗透剂BJ-0 1B的合成，并从表面张力、渗透力及药效测定等方面对高效渗透剂在辛硫磷乳油中的作用进行了研

Super surfactant: Made from petroleum sulphonate, this product can lower the interfacial tension of oil and water to 10-4mN/m. It can widely be used as oil displacement agent in oil field and improve the output of oil greatly. It has a good benefit and a wide market prospect.

超级表面活性剂：以石油磺酸盐改性制得；该产品降低油/水界面张力可达10-4mN/m，可广泛应用于油田驱油，能大幅提高石油产量；效益明显，市场前景广阔。

Compounded surfactant in combination ; surfactant for EOR ; surface/interfacial tension ; heat resistance ; calcium/magnesium tolerancy ; oil displacement efficiency ; surfactant flooding systems

复合表面活性剂；驱油用表面活性剂；表面/界面张力；耐温性；抗钙镁性能；驱油效果；表面活性剂；驱油体系

The tribasic combination flooding has the widely range of low interfacial tension.

三元复合驱比LSPES的二元复合体系具有更宽的低界面张力范围。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。