|
technical order : 14 phrases in 6 subjects |
| Environment | 1 |
| Foreign trade | 1 |
| General | 1 |
| Natural sciences | 1 |
| Technology | 3 |
| Transport | 7 |
|
technical order : 14 phrases in 6 subjects |
| Environment | 1 |
| Foreign trade | 1 |
| General | 1 |
| Natural sciences | 1 |
| Technology | 3 |
| Transport | 7 |