The oxygenrespirator is with simple structure, high reliability, large oxygen storage and long time for keeping pressure.
该输氧器结构简单、安全可靠、贮氧量大、保压时间长。
2
Medical oxygenrespirator is small instrument for oxygen supply and mainly used for personal health care, hospital, plateau oxygen supplement and undermine oxygen supply, etc.
医用输氧器是小型的供氧装置，主要用于个人保健、医院、高原补氧和井下供氧等。
3
And I entertained him for 10 minutes, laughing through his oxygen mask and respirator.