[KongchangAI]
Unverified82% confidenceDecision RuleTime unknown

评估脉冲机的关键指标是每分钟氧输出总量(ml/min),而非单纯看'浓度90%',因为浓度是瞬时值,实际有效供氧看每分钟毫升数,成人日常保健建议脉冲机总输出≥600ml/min

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Long-term
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