oxygendemand 中文意思是什麼
oxygendemand
解釋
需氧量-
Waste gas from manufacturing process - determination of chemical oxygendemand and nitrogen oxide - potassium dichromate oxidation and naphthylethylene diamine colorimetric method
重鉻酸鉀氧化萘乙二胺比色法
分享友人