 |
| |||
| tail pipe | |||
| труба меньшего диаметра: 8 phrases in 8 subjects |
| Firefighting and fire-control systems | 1 |
| Geology | 1 |
| Mechanic engineering | 1 |
| Metallurgy | 1 |
| Nautical | 1 |
| Oil / petroleum | 1 |
| Technology | 1 |
| Welding | 1 |
|
| |||
| tail pipe | |||
| труба меньшего диаметра: 8 phrases in 8 subjects |
| Firefighting and fire-control systems | 1 |
| Geology | 1 |
| Mechanic engineering | 1 |
| Metallurgy | 1 |
| Nautical | 1 |
| Oil / petroleum | 1 |
| Technology | 1 |
| Welding | 1 |