多项选择题
A.再生塔液位不当,泡沫夹液过多B.硫泡沫量异常C.泡沫泵故障(叶轮硫和气堵、脱落)D.泡沫硫结块
A.50g/lB.100g/lC.150g/lD.200g/l
A.20g/lB.30g/lC.50g/lD.60g/l