[KongchangAI]
Unverified80% confidenceTradeoffTime unknown

折叠便捷性与结构稳固性冲突:可整体折叠的剪刀式结构晃动更明显,放重物或推行时抖动大;固定式框架更稳但不能折叠收纳

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80%
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Long-term
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