[KongchangAI]
Unverified82% confidenceDecision RuleTime unknown

内芯材质决定耐用性:PVC硬管+EVA外层是主流耐压结构,纯EVA一体成型久用易变形塌陷;承重需求高(体重较大或站立训练)应选带PVC内管的空心结构,标注承重≥200kg为佳

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