 |
| thermal energy: 106 phrases in 28 subjects |
| Astronautics | 5 |
| Aviation | 1 |
| Chemistry | 1 |
| Ecology | 3 |
| Economy | 1 |
| Electrical engineering | 1 |
| Electronics | 6 |
| Energy industry | 17 |
| Gas processing plants | 1 |
| General | 4 |
| Geology | 1 |
| Geophysics | 1 |
| Law | 1 |
| Makarov | 8 |
| Metallurgy | 1 |
| Metrology | 1 |
| Military | 4 |
| Nanotechnology | 12 |
| Natural resourses and wildlife conservation | 2 |
| Nuclear physics | 2 |
| Oil / petroleum | 2 |
| Physics | 1 |
| Solar power | 7 |
| Technology | 12 |
| Thermal engineering | 7 |
| Water supply | 1 |
| Weapons of mass destruction | 1 |
| Wood processing | 2 |