 |
| 电 势 差: 39 phrases in 15 subjects |
| Automobiles | 2 |
| Aviation | 1 |
| Chemistry | 1 |
| Construction | 2 |
| Electric machinery | 2 |
| Electronics | 8 |
| Food industry | 1 |
| General | 2 |
| Geophysics | 1 |
| Hydroelectric power stations | 2 |
| Metallurgy | 6 |
| Oil / petroleum | 1 |
| Refrigeration | 4 |
| Shipbuilding | 1 |
| Technology | 5 |