m/ s : 57 phrases in 17 subjects |
Automobiles | 1 |
Construction | 1 |
Electrical engineering | 1 |
English | 1 |
General | 5 |
Historical | 2 |
Hydraulics | 1 |
Hydrology | 1 |
Informal | 1 |
Medical | 7 |
Military | 2 |
Oil / petroleum | 1 |
Polymers | 1 |
Rail transport | 2 |
Thermal engineering | 1 |
Water supply | 1 |
Welding | 28 |