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| 激发 电子: 39 phrases in 11 subjects |
| Aviation | 1 |
| Chemistry | 3 |
| Earth sciences | 4 |
| Ecology | 1 |
| Electronics | 19 |
| General | 3 |
| Information technology | 1 |
| Metallurgy | 1 |
| Plastics | 1 |
| Space | 2 |
| Technology | 3 |
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