查询词典 surfactant

Half of the surfactant solutions yielded higher and faster capillary imbibition recovery than brine.

一半的那表面活性剂解决产生比较高的和快速的毛细管 imbibition 恢复超过盐水。

Experiment results showed for covering TiO〓 particles uniformly with polymer film, the inferior limit of the concentration of SDS was 1mmol/LH〓O, which provided an adsorption density higher than 0.58μmol/m〓, the superior limit was the critical micelle concentration of the surfactant.

SDS用量下限是浓度为1mmol/LH〓O，此时它的吸附密度大于0.58μmmol/m〓，用量上限是它的临界胶束浓度CMC。

The quaternary ammonium salt of quinoline synthesized by alkyl halide and quinolin etc.,can be used as corrosion inhibiter during acidizing treatment of oil well when it is compounded with organic amine,suitable solvent and surfactant.

以烷基卤化物与喹啉等原料合成的喹啉季铵盐，当其与有机胺、适当溶剂、表面活性剂复配后，可作为油井酸化作业的酸化缓蚀剂。

Study on the interfacial tension of surfactant systems is meaningful in practice and theory.

研究表面活性剂体系的界面张力在理论上和实践上都有重要意义。

Clearly, the structure of the surfactant at the interface plays an important role in reducing the interfacial tension.

可见，表面活性剂在界面处的结构对降低界面张力起到重要的作用。

The results demonstrate that the dynamic interfacial tension is the key factor affecting oil recovery with alkaline-surfactant-polymer flooding technology.

结果表明，在大庆油田三元复合驱中，油水动态界面张力最低值是影响驱油效果的重要因素，而不是平衡界面张力。

The influence of various factors on the efficiency of separation on ammonia nitrogen was investigated, including the surfactant dosage, the value of pH in the external phase, the concentration of sulfuric acid in the internal phase, the ratio between the volume of oil phase and the volume of water phase and so on.

用ME表面活性剂制作的乳液萃取冶金废水中的氨氮，考察了表面活性剂用量、外相水pH值、膜内相硫酸浓度、油内比、乳水比等因素对氨氮去除率的影响。

Surfactant is produced by alveolar type II cells, stored intracellularly in organelles known as lamellar bodies, and secreted by exocytosis.

肺表面活性物质由肺泡Ⅱ型细胞生成，储存于细胞内的一些细胞器中，由胞外排泌形式分泌。

In this study, six surfactants with different ionic type, molecular structure, and phenanthrene (3-rings PAHs) were used to test the effects of surfactant to the degradation of phenanthrene, and to the combined toxicity with the phenanthrene.

本篇论文以六种不同离子类型、分子结构的表面活性剂和以菲为多环芳烃的代表，研究了表面活性剂对菲降解的影响，和与菲共存时的复合毒性，以及表面活性剂对菲在模拟生态系统中的迁移转化规律的影响。

Ionize molecules dissolve in water after the connected with the pro-oil-based baseband Yin charged hydrophilic surfactant.

分子溶于水发生电离后，与亲油基相连的亲水基带阴电荷的表面活性剂。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。