The treated feed is pumped from …to a Feed WashColumn.
自…来的处理进料从…泵送到进料洗涤塔。
2
More than half of calcium remained in the column with strong polar compound, and was difficult to wash off.
在分离过程中，一半以上的钙随强极性化合物一起被吸附在色谱柱上，很难洗脱。
3
The main production facilities are mixing device, reactor, air cooler, water scrubber, caustic wash tower, compressing machine, condensate cooler, dissociator and distillating column and so on.