 |
| thermal diffusion: 49 phrases in 19 subjects |
| Aerohydrodynamics | 1 |
| Astronautics | 2 |
| Chemistry | 1 |
| Electronics | 1 |
| Energy industry | 6 |
| Firefighting and fire-control systems | 1 |
| General | 1 |
| Geophysics | 2 |
| Hydrology | 1 |
| Makarov | 11 |
| Mass media | 1 |
| Metallurgy | 1 |
| Metrology | 1 |
| Nanotechnology | 1 |
| Physics | 6 |
| Polygraphy | 1 |
| Refrigeration | 1 |
| Silicate industry | 1 |
| Technology | 9 |