[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

PVDC(聚偏二氯乙烯)保鲜膜阻隔性最强(防氧防水汽),保鲜时间显著优于PE,但价格高2-3倍,适合长期冷冻肉类或熟食

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85%
Confidence
Long-term
Relevance
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