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design principles |
положения расчёта: 16 phrases in 12 subjects |
Artillery | 1 |
Astronautics | 1 |
Aviation medicine | 1 |
Bridge construction | 1 |
Construction | 5 |
Diplomacy | 1 |
Finances | 1 |
General | 1 |
Nanotechnology | 1 |
Oil / petroleum | 1 |
Religion | 1 |
Road works | 1 |