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| block and pulley; set of pulleys; sheave; wheel | |||
| rope pulley | |||
| spool | |||
| pulley; reel; roller | |||
| disc; disk | |||
| astragal; roll; tackle block | |||
| whorl | |||
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kotur : 108 do fraz, 11 tematyki |
| Budownictwo | 4 |
| Chemia | 4 |
| Fotografia | 25 |
| Inżynieria mechaniczna | 30 |
| Morski | 2 |
| Poligrafia | 13 |
| Pospolicie | 1 |
| Ropa / ropa naftowa | 9 |
| Technika i technologia | 17 |
| Technologia informacyjna | 1 |
| Włókiennictwo | 2 |