 |
| |||
| Freiluftbewitterung f | |||
| испытание погодостойкость: 15 phrases in 6 subjects |
| Chemistry | 7 |
| Construction | 1 |
| Electrochemistry | 3 |
| Plastics | 2 |
| Technology | 1 |
| Textile industry | 1 |
|
| |||
| Freiluftbewitterung f | |||
| испытание погодостойкость: 15 phrases in 6 subjects |
| Chemistry | 7 |
| Construction | 1 |
| Electrochemistry | 3 |
| Plastics | 2 |
| Technology | 1 |
| Textile industry | 1 |