共 50 条
- [25] UTILIZATION OF IONIZING-RADIATION FOR SEWAGE WATER-TREATMENT FROM MONOMERS AND POLYMERS KHIMICHESKAYA PROMYSHLENNOST, 1984, (04): : 211 - 212
- [26] Municipal water supply and sewage treatment: costs, prices, and distortions CANADIAN JOURNAL OF ECONOMICS-REVUE CANADIENNE D ECONOMIQUE, 1999, 32 (03): : 688 - 704
- [27] Helicobacter pylori infection in sewage workers at municipal wastewater treatment plants in Belgium EUROPEAN JOURNAL OF PUBLIC HEALTH, 2006, 16 : 31 - 31