[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

玻璃镜面反射率可达80-90%,树脂/聚碳酸酯镜面反射率约60-70%,但玻璃易碎;应急求生场景应优先选聚碳酸酯(PC)材质,兼顾70%以上反射率与抗摔性

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