倒置体式能清理上呼吸道，排出鼻腔内的分泌物，让新鲜富氧的血液循环到口腔。
Inversions can help clear the upper respiratory tract and drain secretions from the nose, allowing freshly oxygenated blood to flow into the oral cavity.
结果表明：在高炉炉缸高温，富氧的环境中，废塑料能够得到迅速、充分的燃烧，可以部分代替焦碳和煤粉。
The results showed that waste plastics would combust rapidly and completely in the surroundings of high temperature and abundant oxygen, they could replace coke and coal partly in the blast furnace.
尼古丁会导致血管收缩，血管的收缩将会限制富氧血液流向面部和身体其他部位的细微血管。
Nicotine causes vasoconstriction, a narrowing of the blood vessels that can limit oxygen-rich blood flow to the tiny vessels in the face or other parts of the body.
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