[KongchangAI]
Unverified86% confidenceDecision RuleTime unknown

识别无氧铜真材实料:0.5mm以上纯铜单芯线,警惕CCA(铜包铝)线,铜包铝电阻大、发热高、PoE供电易掉线,可用磁铁/剪断看芯色鉴别

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86%
Confidence
Long-term
Relevance
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