[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

箱轮优先选双排静音万向轮(8轮),承重和稳定性优于单排轮(4轮);轮子选PU/橡胶材质耐磨且静音,硬塑料轮在石板路易磨损开裂,滚珠轴承结构比塑料轴承寿命长3-5倍

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85%
Confidence
Long-term
Relevance
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get_claim(id=155975)