|
valve opening : 83 phrases in 27 subjects |
| Apollo-Soyuz | 1 |
| Automated equipment | 1 |
| Automobiles | 9 |
| Aviation | 1 |
| Caspian | 1 |
| Construction | 2 |
| Drilling | 4 |
| Electrical engineering | 1 |
| Electronics | 1 |
| Energy industry | 4 |
| Hydraulic engineering | 2 |
| Law | 1 |
| Makarov | 3 |
| Mechanic engineering | 2 |
| Medical | 3 |
| Military | 2 |
| Mining | 1 |
| Non-destructive testing | 2 |
| Oil / petroleum | 6 |
| Oil and gas technology | 1 |
| Oilfields | 6 |
| Programming | 1 |
| Pulp and paper industry | 1 |
| Sakhalin | 1 |
| Shipbuilding | 1 |
| Technology | 23 |
| Transport | 2 |