твёрдость: 400 phrase in 30 subjects |
Agriculture | 1 |
Antennas and waveguides | 1 |
Aviation | 5 |
Chemistry | 36 |
Construction | 11 |
Dentistry | 2 |
Figurative | 1 |
Food industry | 8 |
Forestry | 14 |
General | 6 |
Geology | 20 |
GOST | 1 |
Hydraulic engineering | 2 |
Idiomatic | 1 |
Journalism terminology | 1 |
Mechanic engineering | 72 |
Medical | 1 |
Metallurgy | 98 |
Military | 1 |
Mining | 12 |
Oil and gas technology | 7 |
Packaging | 8 |
Physics | 3 |
Politics | 3 |
Polygraphy | 2 |
Proverb | 1 |
Technology | 63 |
Textile industry | 5 |
Trucks/Lorries | 2 |
Welding | 12 |