Mathematical models 2 Water 2 Water-supply engineering 2 Benchmarking (Management) 1 By-products 1 Design and construction 1 Disinfection 1 更多 ... Distribution 1 Drought relief 1 Droughts 1 Economic aspects 1 Environmental permits 1 Hydraulic machinery 1 Hydraulics 1 Maintenance and repair 1 Management 1 Management information systems 1 Microbial contamination 1 Municipal water supply 1 Planning 1 Prices 1 Privatization 1 Pumping machinery 1 Purification 1 Rates 1 Regional planning 1 Sanitary engineering 1 Security measures 1 Storage 1 Tanks 1 少 ...