[KongchangAI]
Unverified75% confidenceFactTime unknown

表面工艺影响长期防锈:拉丝>抛光(抛光刮花后易起锈点),电镀层薄的低价款镀层易脱落露底材,选PVD镀或加厚电镀更耐用

1
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75%
Confidence
Long-term
Relevance
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