 |
| |||
| рамная крепь; крепление рамами; крепление рамной крепью; венцовая крепь; крепление венцовой крепью | |||
|
soutènement par cadres : 14 phrases in 2 subjects |
| Construction | 1 |
| Mining | 13 |
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