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area ratio |
соотношение площадей : 20 phrases in 12 subjects |
Architecture | 2 |
Astronautics | 4 |
Chromatography | 1 |
Construction | 3 |
Drilling | 1 |
Foundry | 1 |
Makarov | 2 |
Mining | 1 |
Motorcycles | 2 |
Oil / petroleum | 1 |
Research and development | 1 |
Wood processing | 1 |