 |
| central heating: 78 phrases in 18 subjects |
| Architecture | 1 |
| Construction | 23 |
| Electronics | 1 |
| Energy industry | 6 |
| Firefighting and fire-control systems | 3 |
| General | 15 |
| Heating | 3 |
| Makarov | 1 |
| Natural resourses and wildlife conservation | 2 |
| Oil / petroleum | 1 |
| Oil and gas | 1 |
| Pulp and paper industry | 1 |
| Sakhalin | 2 |
| Sociology | 1 |
| Solar power | 3 |
| Technology | 10 |
| Thermal engineering | 1 |
| Trade classification | 3 |