Unverified85% confidenceDecision RuleTime unknown
布书优先选择内衬填充为水洗棉或PP棉、外层为纯棉或竹纤维材质，避免含PVC涂层的响纸布书长期入口（PVC增塑剂有安全隐患），响纸设计应选无毒环保TPU或聚酯膜材质
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85%
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Long-term
Relevance
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