Unverified82% confidenceDecision RuleTime unknown
B型（半圆空心）和D型（大圆空心）截面适合门框缝隙3-8mm的密封，P型截面适合有基座卡槽的缝隙，Z型/E型适合车门边缘卷边处；选购前需实测缝隙宽度匹配截面直径
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Unverified门缝塞入型（C型/门挡卡）适配门缝宽度需匹配：门与门框缝隙普遍在2-4mm，选择开口宽度可覆盖此范围的产品，缝隙过大会脱落83% similarUnverified测量缝隙宽度后选型：缝隙2-3mm选P型或I型密封条，缝隙4-6mm选D型，缝隙6-12mm选E型，门底大缝隙(>10mm)用防风门底密封条；选错型号会压不实或塞不进82% similarUnverifiedB型半圆空心截面适合原车门缝隙在3-6mm左右的场景，缝隙过大或过小均密封效果不佳，安装前务必实测门缝宽度。82% similarUnverified门窗缝隙实测宽度决定密封条截面选择：缝隙3-5mm选D型，5-8mm选P型，8-12mm选E型/B型，超过12mm需用V型或大D型双层密封82% similarUnverifiedD型截面中空设计适配3-7mm缝隙，比P型（适配较小缝隙）压缩量更大，购买前需实测门缝宽度选择对应型号80% similar
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