 |
| mechanically-operated: 20 phrases in 11 subjects |
| Aerohydrodynamics | 1 |
| Automated equipment | 3 |
| Construction | 2 |
| Electrical engineering | 3 |
| Electronics | 1 |
| Firefighting and fire-control systems | 1 |
| Nautical | 1 |
| Public utilities | 1 |
| Rail transport | 1 |
| Technology | 5 |
| Transport | 1 |