Unverified80% confidenceDecision RuleTime unknown
防外漏效果依赖入口设计和边缘高度而非封闭与否：开放式选盆壁高度≥15cm或带内翻边缘，配合脚踏垫和膨润土砂可显著减少带砂
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80%
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Long-term
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Unverified低入口盆因入口降低更易带出砂粒，选择时应确认非入口的三面边缘高度≥18cm以拦截刨砂飞溅，并搭配长毛地垫使用90% similarUnverified低沿+大空间与防外溅无法兼得：入口越低、越开放，砂子越容易被刨出。折中方案是低沿盆搭配外置落砂垫或将盆置于收纳箱内84% similarUnverified沙地脱困优先选表面为锥形凸齿（金字塔纹）的踏板，齿高≥15mm；泥地/雪地则选带横向排水沟槽的设计，避免泥浆糊死齿面82% similarUnverified解决砂粒溅出与带出问题的标准方案：柜内选顶入式猫砂盆+柜门口铺控砂垫，结合柜体底部围边≥5cm设计，可减少80%以上落地砂79% similarUnverified沙子容易撒到桌面外，建议选择带边框凹槽较深的款式，浅边框清洁负担明显更大77% similar
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