 |
| 落差: 161 phrases in 28 subjects |
| Agriculture | 5 |
| Air defense | 1 |
| Architecture | 4 |
| Automobiles | 1 |
| Aviation | 3 |
| Bridge construction | 5 |
| Business | 1 |
| Chemistry | 1 |
| Construction | 6 |
| Desert science | 1 |
| Drilling | 2 |
| Electric machinery | 5 |
| Electronics | 2 |
| Engineering geology | 3 |
| Explosives and Explosive Ordnance Disposal | 1 |
| General | 2 |
| Hydroelectric power stations | 14 |
| Mechanic engineering | 1 |
| Metallurgy | 2 |
| Multimedia | 1 |
| Oil / petroleum | 11 |
| Securities | 3 |
| Space | 5 |
| Technology | 76 |
| Telecommunications | 1 |
| Textile industry | 2 |
| Water resources | 1 |
| Wind Energy | 1 |