[KongchangAI]
Unverified80% confidenceSolutionTime unknown

夏季生鲜运输方案:预冷保温箱→箱底与顶部各放冰袋(冷气下沉需顶部补冷)→冰袋总重占食物重30%以上→缝隙用报纸填充减少空气流动,可维持低温12小时以上

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80%
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Long-term
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