Unverified85% confidenceDecision RuleTime unknown
恒温电热毯应选择具备PTC碳晶发热丝或双温双控设计,温度波动能控制在±1℃以内的产品;普通铜镍合金电热丝仅能做到±3~5℃波动,无法称为真正恒温
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85%
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Long-term
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