municipal waters: 45 phrases in 16 subjects |
Caspian | 1 |
Construction | 2 |
Ecology | 4 |
Economy | 4 |
Electrical engineering | 1 |
Environment | 2 |
Firefighting and fire-control systems | 2 |
General | 2 |
Makarov | 8 |
Medical | 1 |
Natural resourses and wildlife conservation | 4 |
Public utilities | 1 |
Sewage and wastewater treatment | 1 |
Technology | 5 |
Water resources | 5 |
Water supply | 2 |