表面活性剂

We have epitaxially grown ultrathin Pb and Co films on the Cu(111)surface bymolecular beam exitaxialgrowth technique,and studied in detail the growthand surface alloying of submonolayer Pb on Cu(111),the shift of Pb 5d core levelbinding energy on Cu(111),the surfactant-assisted epitaxial growth of Co on Cu(111)using Pb as a surfactant,and the spin exchange splitting of ultrathin Co films onCu(111)using synchron radiation photoemission spectra as well as Auger electronspectraand low energy electron diffraction.

利用分子束外延生长技术在单晶Cu(111)表面外延生长了超薄Pb和Co膜，并利用同步辐射光电子发射谱，结合俄歇谱和低能电子衍射，详细研究了超薄Pb在Cu(111)表面的生长、表面合金化，Cu(111)表面Pb的5d芯能级位移，以Pb作活性剂时Co膜的活化外延生长，以及超薄Co在Cu(111)表面的自旋交换劈裂，得到了一些有意义的结果。

The effects of surfactants concentrations on the enzymatic hydrolysis were studied.

考察了不同表面活性剂浓度对有机相体系酶解行为的影响。

Some other factors such as temperature, content of water, surfactants, etc.

温度、水分、表面活性剂等因素对电流变效应有很大的影响。

The adsorption amount of gemini surfactants was closely correlated with their concentration and structure.

Gemini表面活性剂的吸附量与它在溶液中的浓度和其自身结构密切相关。

With increasing environmental problems, nuisance less surfactants are being paid more attention.

随着人们对环境问题的关注，无公害类表面活性剂的应用逐渐得到了重视。

The introduction of traditional methods and the prospect of the development orientation of ethylene glycol production are both included.

它是一种重要的有机化工原料，主要用来生产聚酯纤维、防冻剂、不饱和聚酯树脂、非离子表面活性剂、乙醇胺以及炸药等。

We reported the effect of several kinds of surfactants on the fluorescent properties of a new watersoluble fluorescent polymer (PPESO3) synthesized in this paper.

研究几种不同类型的表面活性剂对所合成的新型水溶性荧光聚合物PPESO3聚[5，3-二(3-磺酰化丙氧基-1，4-苯撑乙烯]的作用。

The effect of Tween 80 addition, enzyme loading and substrate concentration on the re-adsorption of cellulases, which hydrolyzed the corncob after the pretreatment by soaking in aqueous ammonia, was studied in this paper.

论文通过实验方法，考察了重吸附法回收纤维素酶中的一些因素（表面活性剂浓度、加酶量和底物浓度）对回收利用效果的影响规律，得到了较优的工艺参数范围，对于解决纤维素酶的回收利用有一定参考价值。

The positive relation was found between the restraining ability of a surfactant and the octanol-water partition coefficents or Henry's law constants of BTEX.

相同表面活性剂对BTEX挥发速率的抑制作用与BTEX的辛醇水分配系数和亨利系数均呈正相关。

The Sol-Gel chemical modified iodide electrode showed Nernst response to I- with a slope of 58.321mV/pI-,and a linear range of 10~(-1)～10~(-7)mol/L.

首先在Sol-Gel化学修饰碘电极测试中研究了加入CMC量表面活性剂的增敏作用。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。