activated carbon adsorption bed的用法和样例：
- The determination of gold by iodimetry after activated carbon adsorption was carried out.The optimun analytical conditions were ascertained.This method is easy to operate at reduced cost.
- Active carbon adsorption, prefiltration, membrane filtration are applied in this trial.
- Active carbon adsorption , prefiltration , membrane filtration are applied in this trial.
- granular activated carbon adsorption ( GAC)