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电 单位 制 : 52 phrases in 12 subjects |
| Architecture | 2 |
| Business | 1 |
| Earth sciences | 4 |
| Electric machinery | 6 |
| Electronics | 5 |
| Exhibitions | 1 |
| General | 17 |
| Geophysics | 6 |
| Mathematics | 1 |
| Metallurgy | 2 |
| Oil / petroleum | 1 |
| Technology | 6 |
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