The cause of dimethylamine and the problems are analyzed.The method of absorbing dimethylamine with vitriol to eliminate the pollution caused by DMF negative pressure rectify device is put forward.

 
  • 針對二甲胺等惡臭氣體產(chǎn)生原因及存在的問(wèn)題進(jìn)行分析,提出用硫酸鼓泡法吸收二甲胺,消除DMF負壓精餾裝置中出現的污染問(wèn)題,以期取得良好的效果。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan