 |
| by-pass valve: 15 phrases in 12 subjects |
| Astronautics | 1 |
| Automobiles | 1 |
| Energy industry | 1 |
| General | 1 |
| Mechanic engineering | 4 |
| Military | 1 |
| Oil and gas technology | 1 |
| Oilfields | 1 |
| Programming | 1 |
| Sakhalin | 1 |
| Technology | 1 |
| Transport | 1 |
|
| by-pass valve: 15 phrases in 12 subjects |
| Astronautics | 1 |
| Automobiles | 1 |
| Energy industry | 1 |
| General | 1 |
| Mechanic engineering | 4 |
| Military | 1 |
| Oil and gas technology | 1 |
| Oilfields | 1 |
| Programming | 1 |
| Sakhalin | 1 |
| Technology | 1 |
| Transport | 1 |