 |
| |||
| 扇形闸门; 立轴式弧形闸门; 弧形闸门 | |||
| 弧形闸门; 扇形闸门; 扇形船闸 | |||
| 扇形门 | |||
|
sector gate : 8 phrases in 2 subjects |
| Technology | 7 |
| Water resources | 1 |
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error
| Get short URL | Language Selection Tips