 |
| capacity-head curve: 14 phrases in 10 subjects |
| Astronautics | 2 |
| Firefighting and fire-control systems | 3 |
| Makarov | 1 |
| Nautical | 1 |
| Oil / petroleum | 1 |
| Oil and gas | 1 |
| Road works | 1 |
| Technology | 2 |
| Thermal engineering | 1 |
| Water resources | 1 |
|
| capacity-head curve: 14 phrases in 10 subjects |
| Astronautics | 2 |
| Firefighting and fire-control systems | 3 |
| Makarov | 1 |
| Nautical | 1 |
| Oil / petroleum | 1 |
| Oil and gas | 1 |
| Road works | 1 |
| Technology | 2 |
| Thermal engineering | 1 |
| Water resources | 1 |