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эксплуатируемый трубопровод (An operating pipeline requires control, maintenance and surveillance concawe.eu MichaelBurov); работающий трубопровод (MichaelBurov) |
operating pipeline: 10 phrases in 5 subjects |
General | 1 |
Logistics | 1 |
Military | 4 |
Oil and gas | 3 |
Production | 1 |