It's suitable for: oxygen, nitrogen making, dental therapeutic apparatus, instruments and meters, food packaging, laser cutting, and many other industries.
它的适用范围：制氧、制氮、牙科治疗仪、仪器仪表、食品包装、激光切割等诸多行业。
2
Objective To determine right concentrations of oxygen used in oxygen therapy and investigate the therapeutic effects of oxygen on high altitude hemorrhagic shock.
目的选择理想的氧疗浓度，探讨其对高海拔地区失血性休克的治疗作用。
3
Objective To investigate the significance and therapeutic value of control oxygen therapy of respiratory mechanism for heavy brain injures.