介绍大型化工装置输氧设备的应用与使用情况，从实际使用经验出发，探讨输氧设备的选择原则。
Application of oxygen transport equipment in large Chemical plant is introduced. The Principle of selecting oxygen transport equipment from real experience is also discussed.
计划顺利进行，拆除其输氧设备、为其穿戴好寿衣、将其安置到灵堂……。结果老人开始艰难地呼吸。
That plan was going swimmingly - as they removed the oxygen hoses, dressed him in funeral clothes, and placed him in the mourning hall - until he started breathing heavily.
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