Unverified85% confidenceDecision RuleTime unknown
记忆棉密度≥50D（50kg/m³）站立缓冲效果明显，长时间站立场景（厨房、收银台）建议密度≥60D，低于40D的回弹慢、易塌陷，半年内就会出现永久性凹坑
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85%
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Long-term
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