醫用氧氣中含5%二氧化碳，可刺激呼吸中樞，減少氧中毒。家裏一般用鼻管，相對安全。麵罩要專業人士監護

來源: fuz 於 2022-12-25 06:37:38 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.