活性剂

2B acid was diazotised and coupled with 2,3-acid, an anionic surfactant was added after 30 min., then laked with CaCl2 to give the title pigment.

2B酸重氮化与2，3酸偶合，30分钟后，填加阴离子表面活性剂，用氯化钙进行色淀化得标题颜料。

The scattering spectra of this system were measured using an ordinary spectrofluorophotometer. Influence of experimental conditions, such as pH, ionic strength, and concentration of CAS, on the intensity of light-scattering was studied. Effects of surfactants (cationic, anionic, and nonionic), amino acids, and metal ions on the combination of CAS with protein were also investigated.

用普通的荧光分光光度计测量了这一体系的散射光谱，研究了pH，离子强度和试剂浓度等实验条件对散射光强的影响，考察了阳离子、阴离子和非离子表面活性剂以及氨基酸和常见金属离子对反应体系的作用。

The abilities of foaming, decontamination and water hardness resistance increase and the soap lime is lessened a certain extent.

由脂肪酸盐皂基和合成表面活性剂组成，增加发泡力，在一定程度上减轻皂垢，提高洗涤力和抗硬水能力。

When using Jason's lipases, the original surfactant dosage can be reduced by at least 50% in the case of both sheepskins and pigskins.

当使用杰森的脂肪酶，原有的表面活性剂的用量可以减少至少50 ％，在案件都sheepskins和

The effects of the shear rate of the magnetic fluid, the volume fraction of the suspended magnetic particles, concentration of surfactants and the external magnetic field strength as well as the orientation on the viscosity of the magnetic fluid are analyzed.

采用毛细法粘度计测量了水基Fe铁磁流体和水基Fe_3O_4铁磁流体的粘度，分析了不同剪切速率、磁性粒子体积份额、表面活性剂含量、温度以及外加磁场强度和方向等因素对铁磁流体粘度的影响。

The principle of capillary tube viscometer was analyzed and the measuring apparatus was built to measure the viscosity of the Mn-Zn ferrite magnetic fluid. The effects of the volume fraction of the suspended magnetic particles, mass concentration of surfactants, temperature and the external magnetic field strength as well as the orientation on the viscosity of the magnetic fluid were analyzed.

分析了毛细管粘度计测量粘度的原理，搭建了磁流体粘度测量实验台，测量了锰锌铁氧体磁流体的粘度，分析了不同磁性粒子体积份额、表面活性剂质量含量、温度以及外加磁场方向和强度等因素对磁流体粘度的影响。

It was explored the feasibility of using malachite green reagent to determine anionic surfactant in surface water,through the contrast experiments.

通过比对实验来探讨用孔雀绿试剂法测定地面水中阴离子表面活性剂的可行性。

Besides, the difference of washing effect between BS-UC and MELs was explained theoretically through comparing their ternary phase diagrams.

此外，通过表面活性剂BS-UC和MEL的三元相图的比较，对两者在去除土壤油类污染能力的差别进行了理论阐述。

Comparing the enhancement between adding BS-UC and MELs, the former was more suitable than the latter. With adding BS-UC, the degradation rate of alkane reached above 90% when HRT kept 5h.

在该反应器中，比较了加入两种生物表面活性剂MEL和BS-UC的促进效果，认为BS-UC的实际应用效果更好，在水力停留时间5h时，烃类的降解率即可达到90％以上。

According the known structure of MELs and the composition of broth, the separate and purify process of MELs was studied with silica-gel chromatography and the optimum conditions were: silica gel particle size 200 mesh, washing solution chloroform-acetone mixture (7: 3 for MEL-A, 6: 4 for MEL-B), washing rate 0.25ml/min, washing amount 400ml solvent/g MEL.

1根据已知生物表面活性剂MEL的结构特点和发酵液组成，在提取得到MEL粗制品的基础上，采用硅胶色谱分离技术，确定了MEL的最佳分离纯化条件：硅胶粒径200目，洗脱剂采用氯仿-丙酮混合溶剂，洗脱剂配比为7∶3、6∶4，洗脱速率为0.25ml/min，洗脱剂用量为400ml/gMEL。

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。