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| двухтрубный (MichaelBurov); двухтрубное исчисление (MichaelBurov) | |||
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two-pipe : 38 phrases in 12 subjects |
| Astronautics | 1 |
| Aviation | 1 |
| Construction | 18 |
| Energy industry | 3 |
| General | 1 |
| Makarov | 2 |
| Oil and gas | 1 |
| Solar power | 1 |
| Sports | 1 |
| Technology | 1 |
| Thermal engineering | 6 |
| Transport | 2 |