(1)气液间有较大的接触面积和
(1) there is a larger contact area between gas and liquid.
一定的接触时间;
Certain contact time;
(2)气液间扰动强烈，吸收阻力小，对SO2的吸收效率高;
(2) disturbance between gas and liquid is strong, absorption resistance is small, and absorption efficiency of SO2 is high.
(3)操作稳定，要有合适的操作弹性;
(3) stable operation and proper operation flexibility.
(4)气流通过时的压降要小;
(4) the pressure drop of air passage is small.
(5)结构简单，制造及维修方便，造价低廉，使用寿命长;
(5) simple structure, easy manufacture and maintenance, low cost and long service life.
(6)不结垢，不堵塞，耐磨损，耐腐蚀;
(6) no scaling, no clogging, wear resistance and corrosion resistance;
(7)能耗低，不产生二次污染。
(7) low energy consumption and no two pollution.