 |
| |||
| 参考水 | |||
|
reference water : 15 phrases in 6 subjects |
| Earth sciences | 1 |
| Foreign trade | 1 |
| Geophysics | 1 |
| Oil / petroleum | 1 |
| Technology | 10 |
| Water resources | 1 |
|
| |||
| 参考水 | |||
|
reference water : 15 phrases in 6 subjects |
| Earth sciences | 1 |
| Foreign trade | 1 |
| Geophysics | 1 |
| Oil / petroleum | 1 |
| Technology | 10 |
| Water resources | 1 |