 |
| |||
| 联合国人类环境会议 | |||
|
United Nations Human Environment Conference : 8 Phrasen in 6 Thematiken |
| Ökologie | 1 |
| Recht | 1 |
| Technik | 1 |
| Tierhaltung | 1 |
| Umwelt | 2 |
| Vereinte Nationen | 2 |
|
| |||
| 联合国人类环境会议 | |||
|
United Nations Human Environment Conference : 8 Phrasen in 6 Thematiken |
| Ökologie | 1 |
| Recht | 1 |
| Technik | 1 |
| Tierhaltung | 1 |
| Umwelt | 2 |
| Vereinte Nationen | 2 |