在紫外光的照射下检查是否有细小的裂纹和腐蚀孔。

Under the irradiation of uv light to check whether there is a tiny cracks and corrosion holes.

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结果，使一种金属腐蚀，最终在该电极上产生腐蚀坑或腐蚀孔。

As a result of this, one of the metals is corroded away until a pit or hole eventually is created in the electrode.

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确认这些区域没有腐蚀、裂纹、排放孔堵塞及其它杂物。如有必要进行清洁。

Make sure that this area has no corrosion, cracks, blocked drain holes, unwanted objects. Clean, if necessary.

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