 |
| |||
| использование твёрдых отходов | |||
| recycling solid wastes: 8 phrases in 6 subjects |
| Ecology | 1 |
| Gas processing plants | 3 |
| Mining | 1 |
| Technology | 1 |
| Waste management | 1 |
| Water supply | 1 |
|
| |||
| использование твёрдых отходов | |||
| recycling solid wastes: 8 phrases in 6 subjects |
| Ecology | 1 |
| Gas processing plants | 3 |
| Mining | 1 |
| Technology | 1 |
| Waste management | 1 |
| Water supply | 1 |