[KongchangAI]
Unverified88% confidenceDecision RuleTime unknown

尾椎骨/痔疮减压需选U型或O型开孔坐垫(后端镂空设计),让尾椎悬空,普通实心坐垫无论多软都无法解决尾椎直接受压问题

1
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88%
Confidence
Long-term
Relevance
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