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twin unit |
двухступенчатая установка : 26 phrases in 12 subjects |
Astronautics | 1 |
Electronics | 1 |
Energy industry | 1 |
Makarov | 3 |
Mechanics | 2 |
Nautical | 1 |
Oil / petroleum | 1 |
Refrigeration | 9 |
Shipbuilding | 1 |
Technology | 3 |
Thermal engineering | 2 |
Transport | 1 |