[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

慢回弹记忆棉密度≥50D才能提供有效颈部支撑,<40D的低密度棉2-3个月内会明显塌陷失去承托力

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85%
Confidence
Long-term
Relevance
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get_claim(id=121070)