 |
| contrôle de qualité: 51 phrases in 21 subjects |
| Analytical chemistry | 1 |
| Aviation | 1 |
| Building materials | 1 |
| Chemistry | 3 |
| Construction | 6 |
| Environment | 2 |
| Food industry | 3 |
| Forestry | 1 |
| General | 2 |
| Information technology | 2 |
| Mathematics | 7 |
| Mechanic engineering | 3 |
| Medical | 1 |
| Military | 1 |
| Natural resourses and wildlife conservation | 6 |
| Packaging | 1 |
| Patents | 5 |
| Technology | 2 |
| Trucks/Lorries | 1 |
| United Nations | 1 |
| Welding | 1 |