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обсадные трубы (vagabondo) | |||
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наружная трубка ствола; наружный кожух ствола | |||
защитная труба |
tubes de protection: 7 phrases in 7 subjects |
Medical appliances | 1 |
Metallurgy | 1 |
Military | 1 |
Nuclear physics | 1 |
Oil and gas technology | 1 |
Radio | 1 |
Radiolocation | 1 |