[KongchangAI]
Unverified90% confidenceFactTime unknown

国际通用小零件测试标准使用内径3.17cm、深度2.54-5.71cm的圆筒,能完全放入的部件即判定为窒息隐患小件,这是儿童玩具年龄分级的核心依据

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90%
Confidence
Long-term
Relevance
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