Unverified70% confidenceFactTime unknown
毛刷式挡条的刷毛密度和长度影响密封与耐磨性，刷毛过短挡不住风、过长易被门体拖弯变形，一般刷毛长度略大于缝隙2-3mm为佳
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70%
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Long-term
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