Many think oxygen doesn’t hurt and you can give as much as possible to make up for a deficiency.
许多人认为氧气不会产生伤害，你可以尽可能多地让病人吸入氧气来补足亏空。
2
Put simply, the blood becomes more watery and can't carry as much oxygen - iron deficiency anaemia.
简而言之，血液越来越稀薄，不能携带足够的氧气--这就是缺铁性贫血。
3
Results: the existence of the phenomenon of the deficiency in both blood and oxygen of the fetus when the irregular image of the fetus umbilical artery blood flow spectrum curve emerged.