[KongchangAI]
Unverified80% confidenceDecision RuleTime unknown

帽子内圈应带魔术贴或抽绳可调节设计,儿童头围年增长约1-2cm,可调节款能多用1-2年;固定尺寸帽建议按实测头围+1cm选购避免过紧勒痕

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80%
Confidence
Long-term
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https://kongchang.com/claim/259430
API
curl https://kongchang.com/api/v1/knowledge/claims/259430
MCP
get_claim(id=259430)