| |||
portico | |||
portal frame | |||
bridge; crane bridge | |||
crossbeam | |||
portal support; "H" pole; "H" frame | |||
gate | |||
gateway | |||
overhead sign gantry; gallow; arcade; arcaded sidewalk; straddle carrier; straddle truck | |||
| |||
open frames | |||
| |||
portal structure in electric traction |
portico : 110 do fraz, 13 tematyki |
Budownictwo | 19 |
Chemia | 2 |
Elektronika | 7 |
Fizyka jądrowa | 1 |
Hutnictwo | 6 |
Inżynieria mechaniczna | 19 |
Kolejnictwo | 2 |
Nauki przyrodnicze | 1 |
Pospolicie | 3 |
Przemysł | 1 |
Rolnictwo | 1 |
Technika i technologia | 2 |
Transport | 46 |