[KongchangAI]
Unverified75% confidenceFactTime unknown

手动抽气真空盒每次抽气需按压15-20次左右达到有效真空,抽气后按压盖面中央不回弹说明密封良好,若数小时后回弹则说明漏气应检查密封圈

1
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75%
Confidence
Long-term
Relevance
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