 |
| |||
| известкование воды | |||
| lime softening: 16 phrases in 10 subjects |
| Construction | 3 |
| Ecology | 1 |
| Electronics | 2 |
| Energy industry | 1 |
| Makarov | 1 |
| Metallurgy | 1 |
| Public utilities | 1 |
| Technology | 4 |
| Textile industry | 1 |
| Thermal engineering | 1 |
|
| |||
| известкование воды | |||
| lime softening: 16 phrases in 10 subjects |
| Construction | 3 |
| Ecology | 1 |
| Electronics | 2 |
| Energy industry | 1 |
| Makarov | 1 |
| Metallurgy | 1 |
| Public utilities | 1 |
| Technology | 4 |
| Textile industry | 1 |
| Thermal engineering | 1 |