[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

铁粉氧化发热型暖贴的稳定发热时长应≥8小时,标称12小时的产品实测有效发热(≥40℃)通常只有6-8小时,选购看'持续发热时长'而非'最高温度'

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85%
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Long-term
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