The distribution of gas holdup of a combined water treatment device of three-phase(solid, liquid, gas) fluidized cationic exc hange -CO2 removal was studied under a certain conditions.

• 研究了一定条件下气、液、固三相流化阳离子交换-除CO2联合水处理装置的气含率分布，讨论了树脂层高及气、液表观速度对气含率分布的影响。