inhaling of oxygen 中文意思是什麼
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Normal air contains only about 21 percent oxygen, but the oxygen concentration in the cans is 95 percent, and inhaling it can reportedly bring on a feeling of invigoration, the report said
使用者將面具罩住嘴巴和鼻子，然後擠壓氧氣罐噴口，便呼吸到釋放出來的兩三秒的氧氣。 -
Study on the oxygenation function effect of inhaling oxygen time ' s on prone for patients with acute copd
急性發作期病人氧合改善程度關系的研究
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