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
1
Sources
80%
Confidence
Long-term
Relevance
-
First Seen
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