[KongchangAI]
Unverified80% confidenceCautionTime unknown

电热毯发热丝寿命通常3-5年,超过使用年限即使外观完好也应更换,老化的绝缘层和发热丝是漏电起火主因,不建议长期沿用旧毯

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80%
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Long-term
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