surface: 459 phrases in 56 subjects |
Accounting | 2 |
Accumulators | 1 |
Acoustics | 2 |
Agriculture | 22 |
Analytical chemistry | 19 |
Antennas and waveguides | 18 |
Chemistry | 32 |
Communications | 1 |
Construction | 153 |
Demography | 1 |
Earth sciences | 8 |
Ecology | 1 |
Economy | 3 |
Electric machinery | 3 |
Electric motors | 1 |
Electrochemistry | 1 |
Electronics | 12 |
Entomology | 1 |
Environment | 16 |
Fish farming pisciculture | 1 |
Forestry | 3 |
General | 13 |
Glass production | 3 |
Hydrology | 1 |
Information technology | 1 |
Isolation | 6 |
Life sciences | 4 |
Lighting other than cinema | 3 |
Machinery and mechanisms | 1 |
Magnetics | 3 |
Mathematics | 6 |
Mechanic engineering | 1 |
Mechanics | 2 |
Medical | 8 |
Metallurgy | 2 |
Metrology | 2 |
Microsoft | 8 |
Nautical | 1 |
Nuclear physics | 7 |
Physics | 5 |
Piezoelectric crystals | 8 |
Printed circuit boards | 1 |
Radio | 7 |
Radiology | 3 |
Risk Management | 5 |
Semiconductors | 4 |
Soil science | 2 |
Sound recording | 7 |
Statistics | 8 |
Superconductivity | 6 |
Technology | 4 |
Thermal Energy | 7 |
Transport | 15 |
Vacuum tubes | 2 |
Ventilation | 1 |
Water supply | 1 |