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Y-Groove (abolshakov) | |||
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J-prep (DRE) |
образная разделка : 59 phrases in 11 subjects |
Automated equipment | 1 |
Construction | 2 |
Electrical engineering | 2 |
Makarov | 17 |
Materials science | 6 |
Metallurgy | 19 |
Oil / petroleum | 1 |
Oil and gas | 1 |
Pipelines | 1 |
Technology | 3 |
Welding | 6 |