 |
| |||
| tapered tread (maxxx9999) | |||
| danced step | |||
| winding step | |||
| commode step (лестницы); dancette; winding step (лестницы); wheeling step | |||
| dancing step; winder (лестницы); wheeling step (лестницы); balanced step | |||
| |||
| balanced winders; danced stairs | |||
| dancing steps | |||
| забежная ступень: 16 phrases in 3 subjects |
| Architecture | 4 |
| Construction | 11 |
| Firefighting and fire-control systems | 1 |