在镀层存在缺陷时，镀金、镀镍层均促进柯伐合金的应力腐蚀开裂。
When the plating exist defect, the gold-plating nickel -plating both promote the stress - corrosion fracture of Kovar alloy.
在镀层存在缺陷时，镀金、镀镍层均促进柯伐合金的应力腐蚀开裂。
When the plating exist defect, the gold-plating nickel -plating both promote the stress - corrosion fracture of Kovar alloy.
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