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| вал | |||
|
roller pipe : 25 phrases in 11 subjects |
| Construction | 2 |
| Drilling | 1 |
| Metallurgy | 1 |
| Oil / petroleum | 5 |
| Oil and gas | 2 |
| Oil and gas technology | 3 |
| Pipelines | 4 |
| Polygraphy | 1 |
| Technology | 4 |
| Thermal engineering | 1 |
| Transport | 1 |
| |||
| вал | |||
|
roller pipe : 25 phrases in 11 subjects |
| Construction | 2 |
| Drilling | 1 |
| Metallurgy | 1 |
| Oil / petroleum | 5 |
| Oil and gas | 2 |
| Oil and gas technology | 3 |
| Pipelines | 4 |
| Polygraphy | 1 |
| Technology | 4 |
| Thermal engineering | 1 |
| Transport | 1 |