 |
| |||
| 航速计程仪 | |||
| velocity log: 34 phrases in 7 subjects |
| Drilling | 2 |
| Earth sciences | 1 |
| Engineering geology | 2 |
| Geophysics | 13 |
| Oil / petroleum | 9 |
| Plastics | 1 |
| Technology | 6 |
|
| |||
| 航速计程仪 | |||
| velocity log: 34 phrases in 7 subjects |
| Drilling | 2 |
| Earth sciences | 1 |
| Engineering geology | 2 |
| Geophysics | 13 |
| Oil / petroleum | 9 |
| Plastics | 1 |
| Technology | 6 |