 |
| ring seals: 176 phrases in 34 subjects |
| Armored vehicles | 3 |
| Astronautics | 2 |
| Automated equipment | 8 |
| Automobiles | 7 |
| Aviation | 3 |
| Construction | 2 |
| Drilling | 2 |
| Electronics | 9 |
| Energy industry | 2 |
| Food industry | 2 |
| Foundry | 1 |
| General | 7 |
| Geophysics | 1 |
| Hydraulic engineering | 1 |
| Information technology | 1 |
| Makarov | 5 |
| Mechanics | 1 |
| Metrology | 1 |
| Military | 3 |
| Mining | 2 |
| Nanotechnology | 1 |
| Nautical | 2 |
| Oil / petroleum | 2 |
| Oil and gas | 3 |
| Oilfields | 1 |
| Packaging | 1 |
| Polymers | 1 |
| Production | 1 |
| Rail transport | 1 |
| Sakhalin | 2 |
| Technology | 83 |
| Tengiz | 1 |
| Thermal engineering | 2 |
| Transport | 12 |