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| 波 预测: 27 phrases in 11 subjects |
| Air defense | 2 |
| Earth sciences | 2 |
| Electronics | 3 |
| Engineering geology | 2 |
| Explosives and Explosive Ordnance Disposal | 4 |
| Geophysics | 3 |
| Oil / petroleum | 1 |
| Securities | 2 |
| Space | 1 |
| Technology | 6 |
| Telecommunications | 1 |
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