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| 正常时差 | |||
| normal moveout: 22 phrases in 7 subjects |
| Drilling | 1 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Geophysics | 6 |
| Hydroelectric power stations | 1 |
| Oil / petroleum | 10 |
| Space | 1 |
| Technology | 2 |
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