[KongchangAI]
Unverified72% confidenceDecision RuleTime unknown

选购时检查填充物是否为独立整块而非碎屑填充——碎屑填充帽长期使用会结块下沉、防护厚度不均,后脑受力点可能变薄失去缓冲

1
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72%
Confidence
Long-term
Relevance
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