vacuum overhead

[ˈvækjuəm ˈovɚˌhɛd][ˈvækjuəm ˈəuvəhed]

减压蒸馏塔顶馏分

  • Anti-corrosion of atmospheric and vacuum distillation overhead in sour crude processing

    含硫原油加工中常 减压蒸馏 塔顶的防腐蚀研究

  • Causes of Corrosion of Atmospheric - vacuum Distillation Unit Overhead Heat Exchangers and Prevention

    减压蒸馏装置常 换热器腐蚀原因分析及预防