mixed-bed polishing

• 混合床精理

mixed-bed polishing的用法和样例：

例句

1. For synthesis of cumene used benzene with propylene a fixed bed catalytic distillation column and a suspension catalytic distillation column is respectively simulated.
   分别对苯与丙烯烷基化合成异丙苯的固定床和悬浮床精馏塔进行了模拟计算。