Unverified85% confidenceDecision RuleTime unknown
二手购入前须逆光平铺检查充绒均匀度,若出现明显结块或空白区域,说明羽绒蓬松度已严重下降,保暖性无法恢复到出厂水平。
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85%
Confidence
Long-term
Relevance
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