[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

PVD真空电镀(俗称真金电镀/18K镀金)的饰品日常佩戴防氧化可维持1-2年,普通电镀合金3-6个月即发黑掉色,购买时优先看是否标注PVD工艺

1
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85%
Confidence
Long-term
Relevance
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