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контрольная жила | |||
испытательный провод |
test wire : 20 phrases in 11 subjects |
Cables and cable production | 3 |
Cement | 1 |
Electrical engineering | 3 |
Electronics | 1 |
Energy industry | 1 |
Information technology | 1 |
Mechanic engineering | 1 |
Military | 1 |
Oilfields | 1 |
Technology | 5 |
Welding | 2 |