вершина угла : 55 phrases in 16 subjects |
Aerodynamics | 1 |
Automobiles | 4 |
Construction | 3 |
Electronics | 2 |
Energy industry | 1 |
Gear train | 3 |
Machine components | 6 |
Mathematics | 5 |
Mechanic engineering | 5 |
Missiles | 1 |
Optics branch of physics | 1 |
Road works | 1 |
Sewing and clothing industry | 1 |
Technology | 10 |
Welding | 8 |
Wood processing | 3 |