 |
| |||
| water quality; water quality A graded value of the components (organic and inorganic, chemical or physical) which comprise the nature of water | |||
| ποιότητα των υδάτων: 20 phrases in 3 subjects |
| Environment | 16 |
| General | 1 |
| Politics | 3 |
|
| |||
| water quality; water quality A graded value of the components (organic and inorganic, chemical or physical) which comprise the nature of water | |||
| ποιότητα των υδάτων: 20 phrases in 3 subjects |
| Environment | 16 |
| General | 1 |
| Politics | 3 |