Unverified50% confidenceDecision RuleTime unknown
反射保温层要求铝箔镀层反射率≥90%，可反射人体约90%辐射热，选购时认准镀铝厚度而非仅看'金银两色'外观
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Unverified急救保温毯的镀铝层厚度决定反射效率，标称反射体热90%以上的产品其镀层多为12微米以上PET材质；一次性超薄款镀层仅约6-8微米，反复折叠后会出现反光断裂并大幅降低保温性79% similarUnverified铝合金材质镜前灯散热好、轻便且耐腐蚀，是卫生间性价比之选；铜质更耐用高端但重且贵；不锈钢外观精致但导热和防指纹一般78% similarUnverified前挡遮阳帘应选内嵌铝箔+外层布的双层结构，纯银色反光膜隔热但易反光刺眼，铝箔在内不影响外观且隔热更均匀76% similarUnverified材质选择：玻璃镜面反射率最高（约80-90%）但易碎；聚碳酸酯/亚克力抗摔耐用但反射率略低（约50-70%）；不锈钢/铝合金金属镜面兼顾耐用与中等反射率，适合高强度户外76% similarUnverified镀铝层朝向决定用途：银面朝内可反射保温(防失温)，银面朝外可反射阳光防中暑降温。橙/金双色款一面反光救援可见、一面保温，比纯银款适应更多场景75% similar
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