Unverified75% confidenceFactTime unknown
焊接工艺分高频热合与胶水粘接，高频热合接缝更平整耐用不易开胶；观察接缝处若有溢胶、毛边多为低端胶粘工艺，长期使用易漏气
1
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75%
Confidence
Long-term
Relevance
-
First Seen
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