 |
| surface smoothing: 73 phrases in 20 subjects |
| Astronautics | 2 |
| Automobiles | 3 |
| Aviation | 1 |
| Construction | 19 |
| Cooking | 1 |
| Dentistry | 2 |
| General | 8 |
| Hydrology | 1 |
| Makarov | 13 |
| Mass media | 1 |
| Mathematics | 3 |
| Medical | 3 |
| Metallurgy | 1 |
| Nautical | 2 |
| Oil / petroleum | 1 |
| Physics | 5 |
| Public utilities | 1 |
| Quantum electronics | 1 |
| Road works | 2 |
| Technology | 3 |