 |
| |||
| werkmethode f | |||
| winningsmethode; afbouwmethode f; winningstechniek; ontginningsmethode f | |||
|
working method : 9 短语, 2 学科 |
| 一般 | 7 |
| 法律 | 2 |
|
| |||
| werkmethode f | |||
| winningsmethode; afbouwmethode f; winningstechniek; ontginningsmethode f | |||
|
working method : 9 短语, 2 学科 |
| 一般 | 7 |
| 法律 | 2 |