колебательные движения: 31 phrases in 13 subjects |
Armored vehicles | 2 |
Astronautics | 1 |
Aviation | 9 |
Chemistry | 3 |
Forestry | 1 |
Geology | 1 |
Hydraulic engineering | 2 |
Mechanic engineering | 3 |
Metallurgy | 1 |
Technology | 2 |
Textile industry | 2 |
Trucks/Lorries | 1 |
Welding | 3 |