frictional separation
| method
| frictional separation abbr. | |
| tech. | 摩擦选矿 |
| method abbr. | |
| gen. | 法; 标准; 水平 |
| environ. | 方法 |
| hydroel.st. од. | 方法 |
| mech. | 电火花法 |
| |||
| 摩擦选矿 | |||
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frictional separation : 2 phrases in 1 subject |
| Technology | 2 |