 |
| |||
| closed circulation system | |||
| система замкнутой циркуляции: 12 phrases in 11 subjects |
| Automobiles | 1 |
| Construction | 1 |
| Energy industry | 1 |
| Foundry | 1 |
| Makarov | 1 |
| Metallurgy | 1 |
| Military | 1 |
| Physics | 2 |
| Production | 1 |
| Solar power | 1 |
| Thermal engineering | 1 |
|
| |||
| closed circulation system | |||
| система замкнутой циркуляции: 12 phrases in 11 subjects |
| Automobiles | 1 |
| Construction | 1 |
| Energy industry | 1 |
| Foundry | 1 |
| Makarov | 1 |
| Metallurgy | 1 |
| Military | 1 |
| Physics | 2 |
| Production | 1 |
| Solar power | 1 |
| Thermal engineering | 1 |