[KongchangAI]
Unverified80% confidenceFactTime unknown

填充物耐用度差异:优质羽绒被可用15-20年,桑蚕丝被约5-8年后需晒松,聚酯纤维被2-3年易结块塌陷需更换

1
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80%
Confidence
Long-term
Relevance
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