[KongchangAI]
Unverified90% confidenceDecision RuleTime unknown

门缝密封性对隔音的贡献常被低估:即使门芯Rw达35dB,若门缝漏气,实际隔音可能只剩25dB。选购时必须确认配有全周密封条(含门底自动升降密封条/落地密封条),否则门本身参数再高也无意义

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