| |||
fine copper | |||
bare copper (термин американского стандарта проводов AWG Sergey Old Soldier) | |||
pure copper | |||
| |||
pure copper |
чистая медь : 7 phrases in 6 subjects |
Aviation | 1 |
Electrical engineering | 1 |
General | 1 |
Mechanic engineering | 1 |
Metallurgy | 2 |
Technology | 1 |