电化学

The electrochemical oscillations often are observed in the process of anodic electrodissolution of metal and alloy, in particular, in the transitional period of between activation and passivation.

金属和合金阳极电溶解过程中常常可以观察到电化学振荡现象，尤其是在活化与钝化的转变阶段。

The electrochemical oscillation s often are observed in the process of anodic electrodissolution of metal and alloy, in particular, in the transitional period of between activation and passivation.

金属和合金阳极电溶解过程中常常可以观察到电化学振荡现象，尤其是在活化与钝化的转变阶段。

This paper introduces a new method for gold prospecting——the joint application of foamed plastics absorption and electroextraction.

本文介绍了一种新的找金方法——泡塑-地电联用法。该联用法将泡沫塑料吸附和地电化学离子提取等两种找金方法融为一体。

In this invention polymer electrolyte membrane device is used to electrolyze organic compounds with low decomposition voltage and meanwhile air is input into the anode loop reduce the residence time of intermediate product on catalyst surface, reducing the over-potential in anode reaction, increasing the anodic oxidation rate and maintaining the electrolytic solution potential below 1V, which decreases the power consumption and provides considerable economic benefit.

本发明利用聚合物电解质膜装置电解具有低分解电压的有机化合物，同时，在阳极回路中加入空气，减少电化学反应中间产物在催化剂表面的停留时间，降低阳极反应的过电位，加速阳极氧化速度，使得电解电位始终在1V以下，大大降低了电解制氢的耗电量，节约了能源，预计会有可观的经济效益。

Although the electrometallurgical and electrochemical power technologies bring about economic profits for mankind, they may also result a certain destruction to environment.

如电化学技术在环境监测、污染治理及大地修复方面的应用；电冶金和化学电源技术在给人类带来经济效益的同时，也对环境造成一定的破坏。

OPF technology had two main points: one was adjusting and controlling traditional flotation operation factors including pulp pH, type and dosage of collector, flotation time and flow structure etc.; The other was not exerting outside electric field and not adding redox reagents to control electropotential.

这种利用矿浆中固有的电化学行为引起的电位变化，通过调节传统浮选操作因素达到电位调控并改善浮选过程的工艺，我们称之为&原生电位浮选(Originpotential Flotation，OPF)&，以区别于采用外加电极或使用氧化—还原药剂调控电位的电位调控浮选(E1ectropotential Control Flotation，EPCF)技术。

It was suggested that China must find a reasonable route from the catalytic hydrogen or electroreduction process to prompt the research and development of pyridine derivatives.

建议从催化加氢还原或电化学还原过程中找到一条合乎国情的工艺路线，以推动我国吡啶系列产品的研发工作。

During the three-year research work, our research group has done systematic study on the new electrocatalysts and electroreduction behavior of dinitrogen over the electrocatalyst.

在三年的研究工作中，课题组对新型合成氨电催化剂和氮气在催化剂表面电化学还原行为进行了系列研究，取得了一定的进展。

Results indicated that the WC/TiO2 nanocomposites exhibited higher activity and better stability for the electroreduction of nitrobenzene than mesoporous WC and WC nanoparticles.

结果表明， WC/TiO2纳米复合材料对硝基苯的电催化活性和电化学稳定性均优于介孔结构碳化钨和纳米WC颗粒。

The stronge interaction between EMimBF4 and nitrobenzene, and its intermediates yielded in the process of electroreduction caused the selective reaction.

通过控制电位，可以选择性地合成氧化偶氮苯和偶氮苯；在EMimBF4中，硝基苯和水的浓度变化对电化学行为产生较大影响。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。