腐蚀斑点属于应力集中。
水蒸气老化实验：测试是否变色或腐蚀斑点，及后续的可焊性。
Water vapor aging test whether experiment: discoloration or corrosion, and the subsequent spots solderability.
腐蚀斑点还会因不同的部件、斑点的位置和循环载荷状况，导致一些不同的疲劳裂纹。
Corrosion pitting also can lead to fatigue crack initiation depending on the component, the location of pitting, and cyclic loading conditions.
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