Unverified80% confidenceFactTime unknown
闭孔发泡（closed-cell）密封条不吸水、防潮、密封性好，开孔发泡（open-cell）便宜但吸水吸尘、易发霉，包装标注需确认；EPDM密封条多为闭孔发泡
1
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80%
Confidence
Long-term
Relevance
-
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