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| heating systems | |||
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| heating installation | |||
| heating system; heating | |||
| отопительные системы: 48 phrases in 12 subjects |
| Construction | 10 |
| Ecology | 1 |
| Electronics | 1 |
| Energy industry | 11 |
| General | 5 |
| Makarov | 5 |
| Mass media | 1 |
| Rail transport | 1 |
| Solar power | 5 |
| Technology | 4 |
| Thermal engineering | 3 |
| Trade classification | 1 |