Unverified85% confidenceDecision RuleTime unknown
老年犬/术后康复犬防跌垫缓冲层厚度应≥3cm且采用高密度回弹海绵（密度≥45kg/m³），可有效分散关节压力；普通防滑用途1.5-2cm即可
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Unverified大型犬（体重≥25kg）防跌垫需选高回弹且承压不塌陷材质，普通低密度海绵长期压迫会永久性凹陷失去缓冲，应选密度≥50kg/m³高弹棉或乳胶89% similarUnverified老年犬或大型犬选择记忆棉/高回弹海绵芯，厚度≥8cm可有效缓解关节压力和肘部胼胝，普通泡棉厚度＜4cm支撑不足会压塌87% similarUnverified老年犬或大型犬（体重≥25kg）应选择记忆棉密度≥50D且厚度≥8cm的床垫，避免关节压迫和地板硌骨，普通海绵床垫会在半年内塌陷失去支撑84% similarUnverified老年犬或术后康复宠物防坠落，缓冲厚度需≥5cm记忆棉，落差＞0.8米（床/沙发跳落）需≥8cm，EVA材质缓冲差仅适合＜0.4米低落差84% similarUnverified老年犬、术后或有关节炎的宠物应选记忆棉（慢回弹≥3秒）内衬，厚度≥5cm，可分散关节压力；普通PP棉塌陷后无支撑，不利于骨骼84% similar
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