 |
| |||
| two-bay-pipe system (Abwasser) | |||
| separate sewer; separate sewer system; separate system | |||
| separate sewerage system | |||
|
Trennsystem : 2 短语, 2 学科 |
| 化学 | 1 |
| 运输 | 1 |
|
| |||
| two-bay-pipe system (Abwasser) | |||
| separate sewer; separate sewer system; separate system | |||
| separate sewerage system | |||
|
Trennsystem : 2 短语, 2 学科 |
| 化学 | 1 |
| 运输 | 1 |