The effects of grain size on the electrochemical corrosion behaviors of zinc and trivalent chromium passivation film on zinc have been studied respectively by electrochemical methods.
利用电化学方法分别研究了晶粒尺寸对纯锌及其表面三价铬钝化膜腐蚀行为的影响。
2
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。
3
The passivation behavior of 304stainless steel by sulfuric acid and nitrate was studied by electrochemical methods and scanning electron microscopy (SEM).