Unverified75% confidenceDecision RuleTime unknown
隔热保温格需内衬铝箔+加厚EPE棉，标称保温的但仅单层锡纸内衬实测2小时内温差不足以保鲜奶液
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75%
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Long-term
Relevance
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Unverified被动保温套（无电源）保温效果取决于内胆材质：铝箔+加厚珍珠棉层可延缓降温，选择内壁为食品级铝膜且棉层厚度≥5mm的，40℃奶温1小时可维持在35℃以上80% similarUnverified防水材质优先选PU涂层或TPU面料而非普通涤纶，涂层克重≥300D的抗刮耐磨；奶瓶保温分区需带铝箔隔热层才能维持1-2小时温度79% similarUnverified铝箔保温层具备基础保温隔热功能，适合短时间保温（如食材、饮料），但不能替代主动制冷车载冰箱的长效保冷能力76% similarUnverified保温能力属于铝箔棉隔热级别，非真空保温结构，冬天从早到午约4-5小时后食物会明显降温，不能替代保温桶的效果74% similarUnverified保温杯保温性能与内胆结构相关，双层真空316不锈钢6小时可保温≥50℃，塑料杯基本无保温能力，冬季户外分色需求应选不锈钢款74% similar
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