[KongchangAI]
Unverified88% confidenceDecision RuleTime unknown

婴儿学步防摔头盔适用月龄为7-18个月(会爬到走路稳定阶段),头围通常在42-52cm,选购时头盔内圈周长应比实测头围大1-2cm留出调节空间

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88%
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Long-term
Relevance
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