 |
| стандарт качества воды: 32 phrases in 8 subjects |
| Architecture | 1 |
| Construction | 3 |
| Ecology | 20 |
| Energy industry | 1 |
| Makarov | 2 |
| Solar power | 1 |
| Technology | 3 |
| Weapons of mass destruction | 1 |
|
| стандарт качества воды: 32 phrases in 8 subjects |
| Architecture | 1 |
| Construction | 3 |
| Ecology | 20 |
| Energy industry | 1 |
| Makarov | 2 |
| Solar power | 1 |
| Technology | 3 |
| Weapons of mass destruction | 1 |