 |
| 前处理: 113 phrases in 29 subjects |
| Agriculture | 8 |
| Air defense | 1 |
| Animal husbandry | 6 |
| Automobiles | 2 |
| Aviation | 4 |
| Business | 1 |
| Chemistry | 1 |
| Construction | 1 |
| Desert science | 1 |
| Drilling | 1 |
| Earth sciences | 1 |
| Electronics | 9 |
| Exhibitions | 1 |
| General | 1 |
| Geophysics | 2 |
| Horticulture | 2 |
| Information technology | 9 |
| Metallurgy | 5 |
| Mining | 2 |
| Multimedia | 1 |
| Oil / petroleum | 2 |
| Pest control | 4 |
| Project management | 1 |
| Space | 6 |
| Technology | 27 |
| Telecommunications | 4 |
| Textile industry | 8 |
| United Nations | 1 |
| Wind Energy | 1 |