This paper describes a new kind of economical and practical supply oxygendevice synchronized with breath.
呼吸同步供氧仪是一种新型、节能又经济实用的呼吸同步供氧装置。
2
The causes and mechanisms of oxygen corrosion, and the application of desorption removing oxygendevice in hot water boiler are analyzed.
就热水锅炉氧腐蚀的原因、机理及解吸除氧在热水锅炉上的应用作了分析。
3
To test this idea, she and her colleagues designed a device that USES short pulses of electricity to ionise the surrounding air, creating a purple plume of plasma rich in oxygen ions.