 |
| |||
| система пересекающихся профилей | |||
| cross arrangement: 4 phrases in 4 subjects |
| Energy industry | 1 |
| Security systems | 1 |
| Technology | 1 |
| Thermal engineering | 1 |
|
| |||
| система пересекающихся профилей | |||
| cross arrangement: 4 phrases in 4 subjects |
| Energy industry | 1 |
| Security systems | 1 |
| Technology | 1 |
| Thermal engineering | 1 |