 |
| |||
| pipeline thread (трубопровода) | |||
| соединительная резьба труб: 3 phrases in 2 subjects |
| Oil / petroleum | 2 |
| Oil and gas technology | 1 |
|
| |||
| pipeline thread (трубопровода) | |||
| соединительная резьба труб: 3 phrases in 2 subjects |
| Oil / petroleum | 2 |
| Oil and gas technology | 1 |