After the repair, oxygenpurity reaches over 99.5%.
修复投入使用,氧气纯度达99.5%以上。
2
Increasing the volume of tank can also improve the oxygenpurity.
增加储气罐的体积有利于提高氧含量。
3
Trial use of the device helps analyze such factors as pressure, temperature, and discharge that will affect the purity of the oxygen, and provides proof of improvement.