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| сварка дуговая плавящимся электродом в защитном газе (cntd.ru Natalya Rovina) | |||
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| газоэлектрическая сварка | |||
| gas- shielded metal arc welding: 10 phrases in 6 subjects |
| Automated equipment | 2 |
| Electrical engineering | 1 |
| Metallurgy | 3 |
| Oil / petroleum | 1 |
| Oil and gas technology | 1 |
| Technology | 2 |