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伏安 计 : 49 phrases in 14 subjects |
| Air defense | 1 |
| Automobiles | 1 |
| Earth sciences | 1 |
| Electric machinery | 2 |
| Electricity | 1 |
| Electronics | 12 |
| General | 7 |
| Geophysics | 2 |
| Hydroelectric power stations | 5 |
| Metallurgy | 1 |
| Oil / petroleum | 1 |
| Physics | 1 |
| Shipbuilding | 2 |
| Technology | 12 |
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