Открытый и гидравлический способы добычи угля
| Main Author: | |
|---|---|
| Corporate Author: | |
| Format: | Book |
| Language: | Russian |
| Published: |
М
Знание
1959
|
| Subjects: |
| Physical Description: | 24c |
|---|
| Main Author: | |
|---|---|
| Corporate Author: | |
| Format: | Book |
| Language: | Russian |
| Published: |
М
Знание
1959
|
| Subjects: |
| Physical Description: | 24c |
|---|