sequential extraction
| method
| sequential extraction | |
| geogr. од. | 循序提取 |
| method | |
| gen. | 法; 标准; 水平 |
| environ. | 方法 |
| hydroel.st. од. | 方法 |
| mech. | 电火花法 |
| |||
| ★ 循序提取 | |||
|
sequential extraction : 3 phrases in 3 subjects |
| Earth sciences | 1 |
| Oil processing plants | 1 |
| Technology | 1 |