[KongchangAI]
Unverified88% confidenceDecision RuleTime unknown

两轮助行器(前两轮+后两脚)适合需要一定支撑但抬不动全固定式的老人,推行时前轮滚动、后脚提供刹车摩擦,比四轮更稳但需保留部分抬起能力

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88%
Confidence
Long-term
Relevance
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