活性剂

And the morphologies of lead tungstate crystal were different when different surfactants of polygycol 200 and cetyltrimethyl ammonium bromide were added in the experiments.

以钨酸钠和醋酸铅为原料，分别加以表面活性剂聚乙二醇200和十六烷基三甲苯溴化铵，用沉淀法合成出钨酸铅纳米晶和菱形微晶。

ZnS photocatalyst was synthesized in the presence of surfactant cetyltrimethyl ammonium bromide.

在表面活性剂十六烷基三甲基溴化铵存在时，合成了ZnS光催化剂。

Effect of compelled arc constriction on weld penetration of alternative current welding is studied.

进行了交流、直流正接和直流反接A-TIG焊，发现极性不同时活性剂对熔深的影响也不同。

In the aqueous solution the Q band of iron phthalocyanine nanoparticles possess the properties of blue shift and red shift for about 100 nm by adjusting the concentration of surfactants on the basis of CMC with laser irradiation.

通过调节表面活性剂的浓度发现会对酞菁铁纳米颗粒胶状水溶液吸收光谱在Q带内峰值波长产生近100nm大幅度蓝移和红移的特殊现象。

The inhabiting methods for AAR were investigated based on the aggregate that hasthe highest alkali reactivity with ASTM C1260 test. Several inorganic or organic additivessuch as calcium nitrate, barium nitrate, aluminum nitrate and cationic surfactant were used.

采用ASTM C1260 方法，以碱活性检验中活性最高的一种骨料为试验样品，选择Ca(NO_3)_2、Ba(NO_3)_2、Al(NO_3)_3 及阳离子表面活性剂等几种有机、无机化学外加剂，进行了AAR 膨胀的抑制试验。

Results show that only by selecting proper surfactant to disperse the nano-Al_2O_3 powders completely before adding in the plating bath can a fine composite coating with tiny Al_2O_3 well-distributed be obtained.

将纳米Al2O3应用于化学复合镀中，研究了表面活性剂对纳米Al2O3粉的分散状态和-Al2O3纳米微粒复合镀层组织形貌的影响。

Lameller mesostructured bismuth oxychloride was fabricated by hydrothermal method in a strong acidic (PH＜1) media, with hexadecylamine as the template and bismuth chloride as precursor.

以中性表面活性剂十六胺为模板，无水三氯化铋为前体，在强酸性(PH＜1)介质中合成了层状相介孔氯氧化铋。

The modified calcium sulphate whiskers were characterized with activation index,contact angle,SEM and IR spectrum analysis,and the results indicated that the borate surfactant SBW-181 has go...

建立了硼酸酯表面活性剂SBW-181与硫酸钙晶须的作用模型。得出的结论对硫酸钙晶须表面改性的工业化生产具有重要的指导意义，并为硫酸钙晶须的应用研究奠定了理论基础。

The borate surfactant SBW-181 was used for the modification experiments of calcium sulphate whiskers on the conditions of individual factors.

采用硼酸酯表面活性剂SBW-181对硫酸钙晶须进行了单因素条件改性试验，分别考察了改性剂用量、改性温度、改性时间和搅拌速率等工艺因素对硫酸钙晶须表面改性的影响。

Influences of the technical factors such as surfactant dosage,modification temperature/time and stirring speed on the surface modification of calcium sulphate whiskers were studied.

试验结果表明：硼酸酯表面活性剂SBW-181对硫酸钙晶须的改性效果较好，在最佳工艺条件下，改性产品的活化指数为0.996，接触角为103.4°。

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。