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bisymmetric |
с двумя плоскостями : 15 phrases in 12 subjects |
Anti-air artillery | 1 |
Astronautics | 1 |
Automobiles | 1 |
Electronics | 1 |
Gyroscopes | 1 |
Makarov | 2 |
Mass media | 1 |
Mechanic engineering | 2 |
Nautical | 1 |
Technology | 1 |
Telecommunications | 1 |
Wood processing | 2 |