 |
| |||
| 深度测量; 深度测定 | |||
| 测深 | |||
| 测量水深 | |||
| depth measurement: 15 phrases in 5 subjects |
| Drilling | 1 |
| Geophysics | 1 |
| Hydroelectric power stations | 1 |
| Oil / petroleum | 2 |
| Technology | 10 |
|
| |||
| 深度测量; 深度测定 | |||
| 测深 | |||
| 测量水深 | |||
| depth measurement: 15 phrases in 5 subjects |
| Drilling | 1 |
| Geophysics | 1 |
| Hydroelectric power stations | 1 |
| Oil / petroleum | 2 |
| Technology | 10 |