 |
| 有效 面积: 215 phrases in 37 subjects |
| Agriculture | 2 |
| Air defense | 5 |
| Animal husbandry | 1 |
| Architecture | 2 |
| Automobiles | 7 |
| Aviation | 8 |
| Bridge construction | 11 |
| China | 1 |
| Communications | 1 |
| Compressors | 1 |
| Computers | 1 |
| Construction | 1 |
| Drilling | 1 |
| Earth sciences | 3 |
| Ecology | 1 |
| Electric machinery | 4 |
| Electronics | 5 |
| Engineering geology | 3 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Fencing | 1 |
| General | 2 |
| Hydroelectric power stations | 5 |
| Information technology | 2 |
| Metallurgy | 36 |
| Nautical | 2 |
| Oil / petroleum | 4 |
| Plastics | 4 |
| Radio | 1 |
| Rail transport | 1 |
| Refrigeration | 2 |
| Semiconductors | 2 |
| Shipbuilding | 2 |
| Space | 8 |
| Technology | 76 |
| Tennis | 2 |
| Textile industry | 1 |
| Wind Energy | 5 |