[KongchangAI]
Unverified83% confidenceCautionTime unknown

家庭长期吸氧需求(如慢性缺氧、术后康复)不应买一次性氧气罐,应选家用制氧机,一次性罐单位供氧成本极高且频繁更换不现实

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83%
Confidence
Long-term
Relevance
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