钝化使腐蚀反应的活化能提高了一个数量级以上。
It is also found that the passivation makes the activity energy raise more than one order of magnitude.
使金属溶解的腐蚀反应，可以在堿性也可以在酸性溶液中发生。
Corrosion reactions, with metal dissolution, can occur in both basic and acidic solutions.
电偶电位随时间负移，这是腐蚀反应中阴极过程受阻滞的表现。
The galvanic potential moved negatively, which shows the cerium film inhibits the cathodic reaction.
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