[KongchangAI]
Unverified85% confidenceFactTime unknown

真空双层不锈钢保温饭盒6小时保温需达标:出门时装90℃食物,午餐时应≥60℃才算合格保温。单层不锈钢或普通PP盒不具备真正保温功能,只能保鲜

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85%
Confidence
Long-term
Relevance
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