[KongchangAI]
Unverified75% confidenceTradeoffTime unknown

外观拟真度与安全功能权衡:做成卡通书包造型的牵引背心外观可爱、孩子接受度高,但牵引点常设计在书包顶部(提拉式),实际受力位置偏高,孩子被拉时易后仰,防护性不如正规背心式

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75%
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Long-term
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