 |
| |||
| reformation; catharsis | |||
| cleaning of ore | |||
| fining; plaining; refining; purification (Entfernen von Verunreinigungen); rectification (Rektifizierung); cleaning; redistillation; fractionation | |||
| clarification | |||
| brushing | |||
| purification (of metals) | |||
| clarification (von Flüssigkeiten); clearing; purification | |||
| cleaning (of a young stand) | |||
| Lauterung: 2 短语, 1 学科 |
| 林业 | 2 |