| |||
| криволинейная система координат; карта | |||
|
coordinate chart : 3 phrases in 2 subjects |
| Firefighting and fire-control systems | 1 |
| Mathematics | 2 |
| |||
| криволинейная система координат; карта | |||
|
coordinate chart : 3 phrases in 2 subjects |
| Firefighting and fire-control systems | 1 |
| Mathematics | 2 |