氢气纯度 meaning in Chinese

hydrogen purity

Oilfree air generators outflow pressure
空气发生器氢气纯度
Nitrogen generators nitrogen purity
氮气发生器氢气纯度
Improvement on the method of analyzing purity and oxygen content of hydrogen gas by gas chromatography
气相色谱法测氢气纯度及其氧含量的改进
The former treatment may bring about more agglomeration of mwnts , decrease the specific area and surface activity of mwnts and eventually lead to lower capacity of hydrogen adsorption
实验中使用了高纯氢气(纯度为99 . 9999 % ) ，排除了氢气纯度不高、含有水汽等造成的误差。