 |
| 坐标轴: 102 phrases in 22 subjects |
| Agriculture | 1 |
| Air defense | 1 |
| Architecture | 3 |
| Automobiles | 1 |
| Aviation | 6 |
| Bridge construction | 5 |
| Business | 2 |
| Compressors | 4 |
| Electronics | 3 |
| Engineering geology | 3 |
| Explosives and Explosive Ordnance Disposal | 1 |
| General | 2 |
| Hydroelectric power stations | 4 |
| Management | 1 |
| Mathematics | 1 |
| Metallurgy | 4 |
| Oil / petroleum | 7 |
| Plastics | 1 |
| Remote sensing | 1 |
| Space | 12 |
| Technology | 37 |
| Wind Energy | 2 |