Aerodynamics	1
Agriculture	13
Alternative dispute resolution	1
American usage, not spelling	1
Analytical chemistry	7
Antennas and waveguides	5
Archaeology	3
Architecture	2
Astronautics	3
Astronomy	11
Athletics	2
Automated equipment	1
Automobiles	8
Aviation	1
Ball bearings	2
Biology	1
British usage, not spelling	2
Building structures	1
Business	2
Chemistry	7
Coal	3
Commerce	2
Communications	6
Computer numerical control	2
Computers	3
Construction	68
Cycle sport	1
Drilling	1
Earth sciences	4
Economics	2
Electric traction	1
Electronics	14
Emergency medical care	2
Environment	2
Figurative	1
Finances	5
Fish farming pisciculture	1
Food industry	1
Football	4
Forestry	3
Gear train	7
General	73
Gymnastics	2
Health care	3
Historical	1
Hobbies and pastimes	2
Hydraulic engineering	1
Industry	16
Information technology	3
International law	1
Law	4
Life sciences	5
Materials science	5
Mathematics	1
Measuring instruments	6
Mechanic engineering	22
Medical	44
Medical appliances	4
Metallurgy	8
Microelectronics	34
Microsoft	5
Mineral products	2
Mining	3
Municipal planning	5
Natural resourses and wildlife conservation	5
Natural sciences	2
Nuclear physics	4
Optics branch of physics	17
Packaging	6
Paleontology	14
Patents	1
Pharmacy and pharmacology	2
Physics	18
Polygraphy	2
Radiation	3
Rail transport	2
Research and development	1
Skydiving	2
Sound recording	7
Speed skating	5
Sports	1
Statistics	2
Technology	154
Textile industry	1
Transport	70

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