外形图 : 32 phrases in 14 subjects |
Automobiles | 4 |
Aviation | 4 |
Electric machinery | 2 |
Electronics | 3 |
Figure skating | 1 |
General | 1 |
Information technology | 1 |
Metallurgy | 1 |
Oil / petroleum | 2 |
Project management | 1 |
Refrigeration | 1 |
Shipbuilding | 2 |
Space | 2 |
Technology | 7 |