查询词典 surfactant

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。

Exogenous pulmonary surfactant has been applied to patients of IRDS or ARDS with satisfied effction.

外源性PS已经较多地应用于IRDS和ARDS的治疗上，取得了十分满意的临床效果。

The method was based on the inhibitory effect of oxalic acid on the oxidation of isatin by H 2O 2 enhanced by non-ionic surfactant-Triton X-100 in the HCl medium.

在稀盐酸介质中，微量草酸对H2 O2 氧化靛红的褪色反应有显著的阻抑作用，非离子表面活性剂TritonX 1 0 0对此体系有强烈的增敏作用，据此建立了表面活性剂增敏阻抑动力学光度分析测定微量草酸的新方法。

Some questions asked by the adjudicators in one English Speaking Contest still run upon me very often.

我参加了一场以"我心中的奥运会"为主题的英语演讲竞赛，其间评判提的几个问题时时萦绕我的心头。

He called InTERActive our most profitable release of the year.

他呼吁互动的我们的最有利可图的释放一年。