 |
| side valves: 36 phrases in 16 subjects |
| Automated equipment | 1 |
| Automobiles | 8 |
| Caspian | 1 |
| General | 1 |
| Mechanic engineering | 1 |
| Oil / petroleum | 1 |
| Oil and gas | 3 |
| Oil and gas technology | 3 |
| Oilfields | 1 |
| Pulp and paper industry | 1 |
| Rail transport | 2 |
| Technology | 8 |
| Tengiz | 1 |
| Thermal engineering | 1 |
| Transport | 2 |
| Valves | 1 |