Unverified82% confidenceDecision RuleTime unknown
带一体式遮光帽檐/头罩设计的颈枕,帽檐下垂覆盖需达眼部以下才有效遮光;侧翼包裹深度≥8cm可防止睡姿侧倒时头部滑落,是判断支撑有效性的关键指标
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