 |
| |||
| depth averaged | |||
| 深度 平均: 27 phrases in 13 subjects |
| Architecture | 1 |
| Automobiles | 2 |
| Desert science | 2 |
| Drilling | 2 |
| Earth sciences | 1 |
| Engineering geology | 3 |
| Geophysics | 1 |
| Metallurgy | 3 |
| Navigation | 2 |
| Oil / petroleum | 1 |
| Technology | 7 |
| Telecommunications | 1 |
| Water resources | 1 |
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