activated sludge organism的用法和样例：
- Keywords High-salinity Biological treatment Acclimated activated sludge Organic industrial wastewater;
- Over 300 strains of bacteria have been found in activated sludge.
- Acetate was degraded by denitrifying activated sludge.
- The trickling filter and activated sludge efficiencies cited required primary sedimentation and effluent circulation.