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standard air |
нормальный воздух: 19 phrases in 14 subjects |
Artillery | 2 |
Conventional notation | 1 |
General | 2 |
Machine tools | 1 |
Metallurgy | 1 |
Meteorology | 2 |
Metrology | 2 |
Military | 2 |
Mining | 1 |
Nautical | 1 |
Oil / petroleum | 1 |
Oilfields | 1 |
Technology | 1 |
Transport | 1 |