 |
| pressure pipe: 112 phrases in 32 subjects |
| Armored vehicles | 7 |
| Astronautics | 2 |
| Automobiles | 9 |
| Aviation | 1 |
| Cables and cable production | 2 |
| Caspian | 1 |
| Construction | 10 |
| Drilling | 8 |
| Electronics | 3 |
| Energy industry | 3 |
| Facilities | 1 |
| General | 3 |
| Hydraulic engineering | 1 |
| Makarov | 3 |
| Metallurgy | 1 |
| Mining | 2 |
| Natural resourses and wildlife conservation | 2 |
| Nuclear and fusion power | 1 |
| Nuclear physics | 1 |
| Oil / petroleum | 12 |
| Oil and gas | 7 |
| Oil and gas technology | 4 |
| Oilfields | 5 |
| Rail transport | 4 |
| Refrigeration | 2 |
| Roll stock | 2 |
| Sakhalin | 4 |
| Silicate industry | 1 |
| Technology | 3 |
| Thermal engineering | 2 |
| Transport | 3 |
| Well control | 2 |