Unverified80% confidenceDecision RuleTime unknown
手卷压缩袋依赖单向排气阀防回气，卷压后需用重物压住阀口区域数秒待阀片自动闭合，否则末端空气回灌导致膨胀，操作手法直接影响压缩持久性
1
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80%
Confidence
Long-term
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