 |
| 安装图: 41 phrases in 15 subjects |
| Architecture | 1 |
| Automobiles | 1 |
| Aviation | 8 |
| Bridge construction | 1 |
| Commerce | 1 |
| Electric machinery | 1 |
| Electronics | 3 |
| General | 1 |
| Hydroelectric power stations | 1 |
| Metallurgy | 3 |
| Oil / petroleum | 3 |
| Project management | 1 |
| Refrigeration | 1 |
| Shipbuilding | 1 |
| Technology | 14 |