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swabbing pig; pig (denghu); pipeline inspection gauge (denghu) | |||
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pipeline scraper | |||
go-devil |
скребок для очистки трубопровода: 9 phrases in 7 subjects |
General | 1 |
Oil / petroleum | 1 |
Oil and gas | 1 |
Oil and gas technology | 3 |
Rail transport | 1 |
Sakhalin | 1 |
Technology | 1 |