| |||
| 选择性提取 | |||
| 优先萃取; 选择萃取 | |||
| 选择提取 | |||
| 选择性抽提; 选择性萃取 | |||
| 选择性提取; 分别抽出 | |||
|
selective extraction : 8 phrases in 4 subjects |
| Chemistry | 1 |
| Oil / petroleum | 2 |
| Technology | 4 |
| Water resources | 1 |
| |||
| 选择性提取 | |||
| 优先萃取; 选择萃取 | |||
| 选择提取 | |||
| 选择性抽提; 选择性萃取 | |||
| 选择性提取; 分别抽出 | |||
|
selective extraction : 8 phrases in 4 subjects |
| Chemistry | 1 |
| Oil / petroleum | 2 |
| Technology | 4 |
| Water resources | 1 |