[KongchangAI]
Unverified72% confidenceFactTime unknown

记忆棉密度直接影响支撑寿命,密度≥45kg/m³的高密度慢回弹棉可维持1-2年不明显塌陷,低密度棉3-6个月即失去支撑

1
Sources
72%
Confidence
Long-term
Relevance
-
First Seen

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