 |
|
rectangular coordinates : 74 phrases in 21 subjects |
| Air defense | 3 |
| Astronautics | 7 |
| Astronomy | 8 |
| Automated equipment | 3 |
| Aviation | 1 |
| Cartography | 8 |
| Construction | 4 |
| Economics | 1 |
| Geophysics | 3 |
| Makarov | 2 |
| Mathematics | 5 |
| Mechanics | 3 |
| Metrology | 1 |
| Military | 5 |
| Mining | 1 |
| Nautical | 1 |
| Navigation | 1 |
| Physics | 1 |
| Road works | 1 |
| Space | 5 |
| Technology | 10 |