Considering that a wall film zone was formed inevitably in a spray tower of Limestone/gypsum wet flue gas desulphurization,the desulphurization mechanism of wall film should be investigated.

• 石灰石/石膏湿法烟气脱硫喷淋塔中塔壁液膜区的形成不可避免,因此需要对其脱硫机理进行研究。