 |
| |||
| 清洗清理方法; 除锈方法 | |||
|
cleaning method : 25 phrases, 5 sujets |
| Architecture | 1 |
| Chimie | 5 |
| Écologie | 1 |
| Industrie textile | 5 |
| Technologie | 13 |
|
| |||
| 清洗清理方法; 除锈方法 | |||
|
cleaning method : 25 phrases, 5 sujets |
| Architecture | 1 |
| Chimie | 5 |
| Écologie | 1 |
| Industrie textile | 5 |
| Technologie | 13 |