 |
| 加速时间: 36 phrases in 13 subjects |
| Astronautics | 1 |
| Athletics | 1 |
| Automobiles | 4 |
| Aviation | 4 |
| Electric machinery | 2 |
| Electronics | 1 |
| Engineering geology | 1 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Hydroelectric power stations | 4 |
| Oil / petroleum | 1 |
| Space | 6 |
| Technology | 9 |
| Telecommunications | 1 |