durabilité : 36 phrases in 17 subjects |
Agriculture | 2 |
Automated equipment | 1 |
Aviation | 1 |
Chemistry | 1 |
Construction | 11 |
Economy | 1 |
Electronics | 1 |
Environment | 1 |
Forestry | 1 |
General | 1 |
Hydraulic engineering | 2 |
Mechanic engineering | 3 |
Name of organization | 1 |
Natural resourses and wildlife conservation | 3 |
Politics | 1 |
Textile industry | 1 |
United Nations | 4 |