 |
| |||
| ★ 开发井 | |||
| 详探井 | |||
|
development well : 20 phrases in 9 subjects |
| Agriculture | 1 |
| China | 1 |
| Drilling | 2 |
| Engineering geology | 1 |
| Geology | 5 |
| Mining | 1 |
| Oceanography & oceanology | 1 |
| Oil / petroleum | 3 |
| Technology | 5 |
|
| |||
| ★ 开发井 | |||
| 详探井 | |||
|
development well : 20 phrases in 9 subjects |
| Agriculture | 1 |
| China | 1 |
| Drilling | 2 |
| Engineering geology | 1 |
| Geology | 5 |
| Mining | 1 |
| Oceanography & oceanology | 1 |
| Oil / petroleum | 3 |
| Technology | 5 |