[KongchangAI]
Unverified80% confidenceFactTime unknown

凝胶型冷敷贴的持冷时长通常为2-4小时,物理降温效果温和但需冷冻/冷藏预冷;而铝箔蒸发式冷垫无需预冷、遇水遇气即凉,适合外出临时降温,但持续性差(1-2小时)

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Long-term
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