Unverified75% confidenceDecision RuleTime unknown
密封条越宽越厚(≥3mm宽热封线)封口越牢固不易漏气,但双密封条机型更耐用,长期使用避免因单条老化导致漏气返修
1
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75%
Confidence
Long-term
Relevance
-
First Seen
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