 |
| level gage: 81 phrases in 18 subjects |
| Agriculture | 1 |
| Automated equipment | 2 |
| Automobiles | 4 |
| Aviation | 1 |
| Electrical engineering | 1 |
| Electronics | 1 |
| Engineering geology | 1 |
| Hydraulic engineering | 7 |
| Level measurement | 7 |
| Makarov | 1 |
| Oil / petroleum | 9 |
| Oil and gas | 2 |
| Oil and gas technology | 4 |
| Oil processing plants | 1 |
| Oilfields | 6 |
| Polygraphy | 1 |
| Technology | 30 |
| Transport | 2 |