Unverified90% confidenceDecision RuleTime unknown
户外硬地/水泥地建议选TPU或PU贴皮球，耐磨性远高于PVC；粗糙地面用PVC球3-6个月就会磨破表皮
1
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90%
Confidence
Long-term
Relevance
-
First Seen
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Unverified水泥地/硬地训练选PU或高密度PVC表皮+耐磨内衬，天然/人造草地可选TPU软皮以保护球感，材质选错会导致表皮1-2个月内快速开裂85% similarUnverifiedTPU表皮比PU耐磨、比PVC柔软，是儿童球性价比首选；PVC球最便宜但冬季变硬易开裂，粗糙水泥地训练不建议长期用PVC球78% similarUnverified户外/水泥地场地选耐磨橡胶或加厚PVC球皮，室内木地板选超纤PU软皮；室内软皮球拿到粗糙水泥地会快速磨损开胶，一两周就报废78% similarUnverified瓷砖或大理石等光滑硬地板优先选TPR或天然橡胶背底，其静摩擦系数普遍＞0.6，比PVC发泡底防滑力更持久；PVC底半年后易硬化打滑78% similarUnverified室外水泥/沥青场地必须选橡胶球或耐磨PU/复合皮球，深沟纹路更好；室内木地板才适合PU软皮球——把室内软皮球用在水泥地上，表面3-6个月就会磨花甚至掉皮77% similar
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