Unverified75% confidenceTradeoffTime unknown
滚轮选静音款需看轮径≥50mm且为PU包胶双排轮，硬塑单轮在瓷砖/木地板会放大震动加剧宠物应激；万向轮虽灵活但过颠簸路面会晃动，长途户外反而两轮拖行更稳
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75%
Confidence
Long-term
Relevance
-
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Unverified滚轮优先选静音万向轮（PU或橡胶包裹），双轮结构比单轮更稳，可减少行进颠簸对宠物的应激；硬质塑料轮噪音大且颠簸明显，长距离拖行会加剧宠物紧张85% similarUnverified轮子优先选择直径≥5cm的PU静音轮或包胶轮，硬塑料小轮在水泥地和瓷砖走廊噪音大且遇缝隙易卡顿翻车85% similarUnverified带PU静音轮+至少2个锁定轮的收纳车才适合木地板和瓷砖上频繁移动，纯硬塑料轮在瓷砖上噪音大且易划伤地面83% similarUnverified轮径≥20cm的充气或EVA发泡轮减震效果明显优于小径塑料轮，塑料硬轮在过减速带时震动会直接传导给宠物，胆小宠物易应激82% similarUnverified车轮直径≥15cm且带独立弹簧减震的款式能应对石板路、马路牙子；一体注塑小轮（＜10cm）在颠簸路面震动直接传导给宠物，适合光滑地面82% similar
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