The size of the absorber recycle tank will be determined to provide sufficient retention time for oxidation of calcium sulfite to sulfate, gypsum crystallization and desupersaturation of the liquid.

• 吸收塔再循环水箱的规格选择要适当,以便为亚硫酸钙氧化成硫酸钙,石膏结晶,降低流液过饱和等提供充足的时间。