 |
| |||
| curved top chord | |||
| криволинейный верхний пояс фермы: 17 phrases in 7 subjects |
| Construction | 8 |
| Electronics | 1 |
| Mechanic engineering | 1 |
| Rail transport | 2 |
| Road works | 1 |
| Seismology | 3 |
| Technology | 1 |
|
| |||
| curved top chord | |||
| криволинейный верхний пояс фермы: 17 phrases in 7 subjects |
| Construction | 8 |
| Electronics | 1 |
| Mechanic engineering | 1 |
| Rail transport | 2 |
| Road works | 1 |
| Seismology | 3 |
| Technology | 1 |