通过铜片腐蚀试验和活性硫测定，发现氧化硫烯腐蚀性上升的主要原因是由于反应生成的亚砜和砜造成的。
From the data of the determination of copper corrosion and active sulfur of the additives, it can be found out that sulfoxide and sulfone cause the severe copper corrosion.
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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