 |
| |||
| decrustation; scale removing | |||
| очистка накипи: 16 phrases in 9 subjects |
| Automobiles | 1 |
| Construction | 1 |
| Mechanic engineering | 1 |
| Nautical | 2 |
| Rail transport | 1 |
| Shipbuilding | 3 |
| Technology | 2 |
| Thermal engineering | 2 |
| Transport | 3 |
|
| |||
| decrustation; scale removing | |||
| очистка накипи: 16 phrases in 9 subjects |
| Automobiles | 1 |
| Construction | 1 |
| Mechanic engineering | 1 |
| Nautical | 2 |
| Rail transport | 1 |
| Shipbuilding | 3 |
| Technology | 2 |
| Thermal engineering | 2 |
| Transport | 3 |