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| well status; well condition | |||
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井况 : 27 phrases in 7 subjects |
| Drilling | 14 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Geology | 1 |
| Geophysics | 1 |
| Mining | 1 |
| Oil / petroleum | 7 |
| Technology | 2 |
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