Unverified88% confidenceDecision RuleTime unknown
护头帽保护范围应覆盖前额+后脑，后脑防护垫厚度≥1.5cm，因为学步期宝宝后仰摔倒概率高于前扑，后脑是重点保护区
1
Sources
88%
Confidence
Long-term
Relevance
-
First Seen
Sources
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