 |
| |||
| two-port | |||
|
a due porte : 12 phrases in 6 subjects |
| Commerce | 3 |
| Communications | 1 |
| Industry | 2 |
| Mechanic engineering | 1 |
| Metallurgy | 4 |
| Piezoelectric crystals | 1 |
|
| |||
| two-port | |||
|
a due porte : 12 phrases in 6 subjects |
| Commerce | 3 |
| Communications | 1 |
| Industry | 2 |
| Mechanic engineering | 1 |
| Metallurgy | 4 |
| Piezoelectric crystals | 1 |