[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

头围适配核心是圆度匹配而非仅看数值:亚洲头型偏圆(round-oval),欧美品牌部分为长椭圆(long-oval),即使头围数字符合,戴上后额头或两侧压迫说明模具不匹配,应优先选择明确标注亚洲版型(Asian Fit)的产品

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85%
Confidence
Long-term
Relevance
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https://kongchang.com/claim/137504
API
curl https://kongchang.com/api/v1/knowledge/claims/137504
MCP
get_claim(id=137504)