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| tubing system (Jasmine_Hopeford) | |||
| tube circuit; tube system (котла) | |||
| трубная система: 21 phrases in 11 subjects |
| Construction | 1 |
| Drilling | 3 |
| Electrical engineering | 2 |
| Energy industry | 1 |
| Mining | 1 |
| Molikpaq | 2 |
| Oil and gas | 1 |
| Pipelines | 4 |
| Sakhalin | 3 |
| Thermal engineering | 2 |
| Welding | 1 |