two-pipe
| direct return system
| two-pipe | |
| construct. | двухтрубный; двухтрубное исчисление |
| direct return system | |
| construct. | замкнутая циркуляционная система водяного отопления |
| |||
| двухтрубный (MichaelBurov); двухтрубное исчисление (MichaelBurov) | |||
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two-pipe : 41 phrases in 12 subjects |
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