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| 放电缆: 23 phrases in 10 subjects |
| Aviation | 1 |
| Drilling | 2 |
| Electronics | 3 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Geophysics | 1 |
| Oil / petroleum | 4 |
| Shipbuilding | 1 |
| Space | 1 |
| Technology | 7 |
| Telecommunications | 2 |
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