Unverified85% confidenceCautionTime unknown
面积超过25㎡或作为整屋唯一热源，不建议靠单台电暖器解决，制热效率低、电费高且难以整屋均温，此时空调/中央供暖更合理，电暖器仅作局部补充
1
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85%
Confidence
Long-term
Relevance
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