 |
| осветление воды: 26 phrases in 15 subjects |
| Coal | 1 |
| Construction | 6 |
| Ecology | 3 |
| Energy industry | 2 |
| Forestry | 1 |
| Gas processing plants | 1 |
| Geology | 1 |
| Hydraulic engineering | 1 |
| Makarov | 1 |
| Metallurgy | 1 |
| Mining | 2 |
| Polymers | 1 |
| Pulp and paper industry | 2 |
| Technology | 1 |
| Thermal engineering | 2 |