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oxygen manufacture (в качестве дутья для газификации) |
получение кислорода : 26 phrases in 9 subjects |
Astronautics | 6 |
Aviation | 2 |
Energy industry | 1 |
Firefighting and fire-control systems | 2 |
Makarov | 3 |
Metallurgy | 2 |
Military | 5 |
Nautical | 2 |
Technology | 3 |