| |||
total hardness (воды) | |||
| |||
total hardness | |||
total stiffness | |||
total hardness (воды) |
общая жесткость: 12 phrases in 9 subjects |
Analytical chemistry | 1 |
Armored vehicles | 1 |
Automobiles | 1 |
Construction | 1 |
Ecology | 1 |
Energy industry | 3 |
Makarov | 1 |
Mass media | 2 |
Technology | 1 |