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| 生产勘探 | |||
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production exploration : 43 phrases in 10 subjects |
| Company name | 15 |
| Earth sciences | 2 |
| Economy | 4 |
| General | 1 |
| Geology | 10 |
| Mechanics | 1 |
| Mining | 2 |
| Oil / petroleum | 1 |
| Shipbuilding | 1 |
| Technology | 6 |
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