活性剂

It is shown that the sphere-like body-centered cubic Eu2O3 and monoclinic Sm2O3 nanoparticles obtained with sodium dodecylsulfate as surfactant and the rod-like orthorhombic Eu2O3 and body-centered cubic Sm2O3 nanoparticles fabricated with polyvinylpyrrolidone as surfactant possessed a BET surface area of 44~49 and 34~37m^2/g, respectively.

结果表明，以十二烷基硫酸钠作表面活性剂所得产物为类球状体心立方晶相Eu2O3和单斜晶相Sm2O3纳米粒子，比表面积为44~49 平方公尺/g；而以聚乙烯吡咯烷酮作表面活性剂所得产物则是棒状正交晶相Eu2O3和体心立方晶相Sm2O3纳米粒子，比表面积为3437 平方公尺/g。

In the development of reduction clearing agent, first we selected several surfactants according to the capacity of removing the oligomers and good emulsification, then mixed these activators and obtained washing agent W. Mixing the agent H and washing agent W, the reductive clearing agent WS was acquired.

在还原清洗剂的研制中，以分散性好、对低聚物有去除作用以及良好的乳化能力为基准，选取了几种表面活性剂，然后对选取的表面活性剂进行复配，得到了助洗剂W；将还原剂H与助洗剂W复配，得到了还原清洗剂WS。

The effect of hydrocarbon chain of co-surfactant,chlorpyrifos solution content,chlorpyrifos content in oil,temperature,and water hardness were investigated by surfactant/cosurfactent/oil/water pseudo-ternary phase diagram to evaluate the factor effect in forming chlorpyrifos microemulsion.

为考察各因素对毒死蜱微乳液形成规律的影响，系统研究了助表面活性剂直链醇碳链长度、毒死蜱溶液含量、油相中毒死蜱的含量、温度及水质对表面活性剂/直链醇/毒死蜱溶液/水体系拟三元相图的影响规律。

Biodegradation and degradation kinetics of anion-surfactant in the anaerobic water of a representative inlet of Lake Dianchi under different incubation conditions were studied by the'river die-away'test method.

u SO6'Z#bW2N0表面活性剂是一类品种多样、用途广泛的精细化工产品，在人们的生产生活等很多领域中都有着不可替代的作用。经过50 多年的发展，特别是改革开放后20 多年的发展，我国表面活性剂工业发展迅速。

Alkyl diphenyl ether disulfonate is a serie of anionic surfactants with many functions. It has two hydrophilic head groups and different from conventional surfactants.

烷基二苯醚二磺酸钠是一类在结构和性能上有别于传统表面活性剂的多功能性双亲水基型阴离子表面活性剂，具有卓越的表面化学性能及应用性能。

According to the result of the experiment, 5% ethyl oleate, 45% the double-distilled water and 50% S/CoS (1:1) as the optimization of microemulsions was ascentained. Besides, stability was investigated primitively, and microemulsion preparation was showed good stability.

根据实验结果，确定微乳的最佳处方为5％油酸乙酯、45％重蒸水和50％表面活性剂／助表面活性剂(1∶1)，并进行了初步稳定性考察，实验结果表明药物微乳制剂稳定性良好。

The metal complexing surfactant is a new kind of surfactant developed recently.

金属络合性表面活性剂是近年来发展起来的表面活性剂新品种之一。

Keywords surfactant;fluorocarbon surfactant;EOR;foam extinguisher;application

表面活性剂；氟碳表面活性剂；三次采油；泡沫灭火剂；应用

Surfactant ; fluorocarbon surfactant ; EOR ; foam extinguisher ; application

表面活性剂；氟碳表面活性剂；三次采油；泡沫灭火剂；应用

The influence of surfactant on the properties of electroplated Ni-SiC composite coating was studied by means of electron probe microanalysis, electrochemical analysis, and friction and wear test.

表面活性剂能改善复合镀层的性能，过去对离子型和非离子型表面活性剂影响复合镀层性能的研究报道不多。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新