ténacité: 35 phrases in 16 subjects |
Armored vehicles | 1 |
Aviation | 2 |
Chemistry | 1 |
Construction | 2 |
Food industry | 4 |
Forestry | 1 |
General | 1 |
Geology | 1 |
Hydraulic engineering | 1 |
Mechanic engineering | 3 |
Medical appliances | 1 |
Metallurgy | 7 |
Mining | 2 |
Technology | 1 |
Textile industry | 5 |
Welding | 2 |