 |
| ısıl: 8 phrases in 5 subjects |
| Electrical engineering | 1 |
| Energy system | 1 |
| Environment | 2 |
| Firefighting and fire-control systems | 3 |
| Metalworking | 1 |
|
| ısıl: 8 phrases in 5 subjects |
| Electrical engineering | 1 |
| Energy system | 1 |
| Environment | 2 |
| Firefighting and fire-control systems | 3 |
| Metalworking | 1 |