 |
| water conduit: 28 phrases in 10 subjects |
| Construction | 5 |
| Ecology | 5 |
| Electronics | 1 |
| Geology | 1 |
| Makarov | 4 |
| Mechanic engineering | 1 |
| Mining | 2 |
| Public utilities | 1 |
| Technology | 5 |
| Thermal engineering | 3 |
|
| water conduit: 28 phrases in 10 subjects |
| Construction | 5 |
| Ecology | 5 |
| Electronics | 1 |
| Geology | 1 |
| Makarov | 4 |
| Mechanic engineering | 1 |
| Mining | 2 |
| Public utilities | 1 |
| Technology | 5 |
| Thermal engineering | 3 |