[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

腰靠必须支持独立的高度调节+深度(前后)调节两个维度,只能调高度的动态腰托对久坐腰痛人群效果有限;真正贴合腰椎生理曲线需要腰托能前后顶出3cm以上

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