Experiments were conducted in a small bubbling absorber apparatus to study the effect of additives such as CaCl_2 and MgO on wet flue gas desulphurization, using sorbents such as Ca ( OH)_ ( 2), CaCO_3, and MgO. 分别以Ca(OH)2、CaCO3和MgO为吸收剂,研究了CaCl2和MgO作为添加剂对湿法烟气脱硫效果的影响,并讨论了其机理。