[KongchangAI]
Unverified75% confidenceDecision RuleTime unknown

中空凹槽深度应控制在2-3cm以内,凹槽过深会限制头部转动、增加固定压力点;凹槽过浅(<1.5cm)则失去承托意义,选购时优先浅凹+软支撑

1
Sources
75%
Confidence
Long-term
Relevance
-
First Seen

Sources

Related Entities

Related Claims

Cite This Claim

Stable URI
https://kongchang.com/claim/262582
API
curl https://kongchang.com/api/v1/knowledge/claims/262582
MCP
get_claim(id=262582)