 |
| 接地线: 258 phrases in 30 subjects |
| Air defense | 4 |
| Architecture | 2 |
| Automobiles | 9 |
| Aviation | 8 |
| Business | 1 |
| Chemistry | 1 |
| Communications | 4 |
| Construction | 5 |
| Dermatology | 1 |
| Drilling | 1 |
| Electric machinery | 23 |
| Electricity | 1 |
| Electronics | 49 |
| Explosives and Explosive Ordnance Disposal | 5 |
| General | 8 |
| Hydroelectric power stations | 9 |
| Information technology | 3 |
| Lighting other than cinema | 1 |
| Mechanics | 1 |
| Metallurgy | 8 |
| Oil / petroleum | 4 |
| Rail transport | 7 |
| Refrigeration | 1 |
| Shipbuilding | 5 |
| Space | 1 |
| Technology | 86 |
| Telecommunications | 4 |
| Textile industry | 1 |
| Welding | 2 |
| Wind Energy | 3 |