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carbon-arc welding (Natalya Rovina) |
сварка дуговая угольным электродом: 22 phrases in 11 subjects |
Automated equipment | 3 |
Caspian | 1 |
Construction | 2 |
Materials science | 1 |
Mechanic engineering | 1 |
Metallurgy | 6 |
Oil and gas technology | 1 |
Shipbuilding | 1 |
Technology | 2 |
Tengiz | 1 |
Welding | 3 |