 |
| |||
| charge non permanente (of soil colloids); charge variable (of soil colloids) | |||
|
variable charge : 3 фразы в 2 тематиках |
| Связь | 1 |
| Финансы | 2 |
|
| |||
| charge non permanente (of soil colloids); charge variable (of soil colloids) | |||
|
variable charge : 3 фразы в 2 тематиках |
| Связь | 1 |
| Финансы | 2 |