[KongchangAI]
Unverified80% confidenceDecision RuleTime unknown

袋体厚度PE/PA复合膜达到≥90微米(0.09mm)才具备可靠的长期真空保持能力,60-70微米款反复使用易漏气;纯PE单层膜隔氧性差不适合真空保鲜

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80%
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Long-term
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