 |
| steel bars: 78 phrases in 23 subjects |
| Automated equipment | 1 |
| Aviation | 1 |
| Bridge construction | 1 |
| Cement | 3 |
| Construction | 21 |
| Electronics | 1 |
| General | 2 |
| Geology | 1 |
| Hydraulic engineering | 1 |
| Hydroelectric power stations | 1 |
| Makarov | 5 |
| Mathematics | 1 |
| Metallurgy | 5 |
| Military | 2 |
| Mining | 1 |
| Nautical | 1 |
| Oilfields | 2 |
| Rail transport | 1 |
| Road works | 1 |
| Roll stock | 6 |
| Seismology | 1 |
| Technology | 17 |
| Transport | 2 |