Unverified85% confidenceDecision RuleTime unknown
身高≤160cm选C型/J型枕，身高≥170cm或需要护腰选U型全包围枕（有效长度≥130cm），否则枕体两端够不到无法支撑背部
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Unverified枕高应匹配肩宽：侧睡为主者选枕臂厚度10-12cm填补肩颈空隙，仰睡者选8-10cm；U型枕两侧过厚会顶头，过薄则无支撑88% similarUnverified仰卧使用腰枕高度应为5-8cm，侧卧因腰部悬空更大需8-12cm，选高度不可调节的固定腰枕时优先按主睡姿匹配85% similarUnverified仰卧为主者，枕高（颈部支撑区）应为3-5cm；侧卧为主者需匹配肩宽，枕高通常需8-12cm，因侧卧时头到床面距离等于肩宽85% similarUnverified枕芯支撑高度应匹配睡姿：仰卧者颈曲支撑高度约5-8cm，侧卧者需等于肩宽约10-12cm；智能枕的可调范围应覆盖自身需求区间，否则调节功能形同虚设85% similarUnverified仰卧者枕高（受压后实际高度）应为8-10cm，侧卧者需10-13cm以填充肩宽间隙，保持颈椎与脊柱呈直线；换算未压缩枕高，记忆棉需在标称基础上预留2-3cm回弹压缩量84% similar
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