 |
| geschützter: 10 phrases in 6 subjects |
| Electronics | 1 |
| Environment | 2 |
| Isolation | 1 |
| Lighting other than cinema | 1 |
| Microsoft | 4 |
| Power lines | 1 |
|
| geschützter: 10 phrases in 6 subjects |
| Electronics | 1 |
| Environment | 2 |
| Isolation | 1 |
| Lighting other than cinema | 1 |
| Microsoft | 4 |
| Power lines | 1 |