 |
| |||
| beam with cross section; beam with symmetrical section | |||
| |||
| beam with symmetrical cross section | |||
|
балка симметричного сечения : 3 do fraz, 2 tematyki |
| Budownictwo | 2 |
| Makarowa | 1 |
|
| |||
| beam with cross section; beam with symmetrical section | |||
| |||
| beam with symmetrical cross section | |||
|
балка симметричного сечения : 3 do fraz, 2 tematyki |
| Budownictwo | 2 |
| Makarowa | 1 |