возвратно-поступательное движение : 41 phrases in 13 subjects |
Aviation | 1 |
Biotechnology | 1 |
Chemistry | 1 |
Electronics | 3 |
Food industry | 3 |
Forestry | 4 |
Hydraulic engineering | 3 |
Mechanic engineering | 12 |
Mining | 3 |
Polygraphy | 2 |
Technology | 3 |
Textile industry | 4 |
Trucks/Lorries | 1 |