 |
| 动态 特性: 65 phrases in 19 subjects |
| Agriculture | 1 |
| Automobiles | 5 |
| Aviation | 3 |
| Business | 1 |
| Communications | 1 |
| Drilling | 2 |
| Earth sciences | 1 |
| Electric machinery | 1 |
| Electronics | 7 |
| Explosives and Explosive Ordnance Disposal | 2 |
| Hydroelectric power stations | 1 |
| Information technology | 1 |
| Metallurgy | 2 |
| Mining | 1 |
| Oil / petroleum | 1 |
| Plastics | 2 |
| Space | 4 |
| Technology | 25 |
| Wind Energy | 4 |