| |||
cebado n; descarga disruptiva; formación de arco | |||
arco eléctrico |
escorvamento : 34 phrases in 9 subjects |
Coal | 5 |
Communications | 3 |
Earth sciences | 2 |
Electronics | 6 |
Mechanic engineering | 2 |
Metallurgy | 5 |
Transport | 2 |
Vacuum tubes | 5 |
Welding | 4 |