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| well measurement | |||
| 井下量测: 26 phrases in 8 subjects |
| Drilling | 3 |
| Earth sciences | 1 |
| Explosives and Explosive Ordnance Disposal | 2 |
| General | 1 |
| Geophysics | 5 |
| Mining | 1 |
| Oil / petroleum | 6 |
| Technology | 7 |
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