 |
| tube wall: 92 phrases in 23 subjects |
| Astronautics | 1 |
| Building materials | 1 |
| Chromatography | 2 |
| Electrical engineering | 1 |
| Electronics | 17 |
| Energy industry | 15 |
| Gas processing plants | 1 |
| Geology | 1 |
| Makarov | 5 |
| Mathematics | 1 |
| Metallurgy | 2 |
| Nautical | 5 |
| Nuclear and fusion power | 1 |
| Oil / petroleum | 1 |
| Oil and gas | 3 |
| Pipelines | 5 |
| Refrigeration | 1 |
| Sakhalin | 1 |
| Shipbuilding | 2 |
| Technology | 13 |
| Thermal engineering | 8 |
| Welding | 1 |
| Радиоактивное излучение | 4 |