Unverified75% confidenceFactTime unknown
邵氏硬度是关键指标：硬度过高（>70A）压不紧密封差，过低（<40A）易永久变形塌陷，隔音密封胶条选邵氏50-60A的中等硬度回弹最佳
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75%
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Long-term
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