 |
| |||
| système de refroidissement; système de ventilation; système d’aération | |||
| установка охлаждения: 30 phrases in 9 subjects |
| Aviation | 1 |
| Chemistry | 3 |
| Construction | 2 |
| Food industry | 9 |
| Metallurgy | 1 |
| Mining | 3 |
| Natural resourses and wildlife conservation | 1 |
| Packaging | 1 |
| Technology | 9 |