本工作通过电化学，恒载荷应力腐蚀和再钝化试验，对碳钢在碱溶液中的应力腐蚀破裂进行了研究。
The stress corrosion cracking(SCC) of carbon steels in aqueous alkali was studied by electrochemical technique, stress corrosion test under constant load and repassivation test.
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。
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.
将黄铜片用上述三种溶液钝化处理后，通过湿热加速试验、硝酸点滴试验、盐水浸泡试验及电化学测试对耐腐蚀性进行了研究。
The corrosion resistance of samples after passivation is studied in the experiment by humid-air accelerated corrosion test, nitric acid titrating test and the brine dipping test.
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