[KongchangAI]
Unverified87% confidenceDecision RuleTime unknown

空心结构(内部ABS/PVC硬管+外层EVA/EPP)承重更强(可达200-300kg)且硬度高,适合体重较大者;实心结构材质均匀、耐用性好但偏重,长期高强度使用者优先空心加强型

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87%
Confidence
Long-term
Relevance
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