 |
| |||
| concrete armor unit; concrete armour unit | |||
|
混凝土护面 块 : 12 phrases in 3 subjects |
| Drawing | 1 |
| Hydroelectric power stations | 2 |
| Technology | 9 |
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