[KongchangAI]
Unverified80% confidenceDecision RuleTime unknown

密封圈材质决定真空保持时长:铂金硅胶密封圈在72小时后仍能保持80%以上真空度,普通PVC/廉价硅胶圈24小时内即漏气回压,选购时应确认标注为食品级铂金硅胶

1
Sources
80%
Confidence
Long-term
Relevance
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get_claim(id=432159)