Unverified85% confidenceDecision RuleTime unknown
3岁以下幼儿选环装（线圈）绘本要谨慎，金属线圈存在划伤和抠出误吞风险，优选圆角+塑料双线圈或无线胶装的厚卡纸册
1
Sources
85%
Confidence
Long-term
Relevance
-
First Seen
Sources
Related Entities
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Unverified低龄儿童（3岁以下）不建议选带金属线圈的本子，线圈边缘和拆卸风险可能划伤或误吞，应选圆角平装或塑料线圈84% similarUnverified3岁以下幼儿建议选一体式圆润机身、无外露充电口、笔身可承受摔打的型号，避免带精密外接词典屏或复杂按键的产品，此阶段用不上高级功能且易损坏82% similarUnverified儿童使用的书立夹选顶端R角≥3mm的圆润折边工艺，避免直角冲压边（毛刺风险）与直立式尖角设计；金属款需确认边缘做过卷边或包塑处理78% similarUnverified低龄幼儿不建议选线圈过细过硬的金属双线圈本，尖锐边缘和小零件存在划伤与误吞风险，应选塑料包边或封闭式线圈78% similar
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