 |
| |||
| land treatment; soil treatment (сточных вод) | |||
| land treatment (сточных вод) | |||
| land filtration | |||
| почвенная очистка: 8 phrases in 4 subjects |
| Agriculture | 1 |
| Construction | 2 |
| Ecology | 1 |
| Natural resourses and wildlife conservation | 4 |
|
| |||
| land treatment; soil treatment (сточных вод) | |||
| land treatment (сточных вод) | |||
| land filtration | |||
| почвенная очистка: 8 phrases in 4 subjects |
| Agriculture | 1 |
| Construction | 2 |
| Ecology | 1 |
| Natural resourses and wildlife conservation | 4 |