Accounting	1
Acoustics	3
Additive manufacturing & 3D printing	5
Advertising	9
Agriculture	5
Analytical chemistry	5
Animal husbandry	2
Antennas and waveguides	4
Apollo-Soyuz	1
Armored vehicles	3
Artificial intelligence	2
Astronautics	1
Astronomy	5
Automated equipment	13
Automobiles	4
Aviation	3
Aviation medicine	4
Bacteriology	2
Biochemistry	3
Biology	17
Biotechnology	12
Business	4
Chemical industry	2
Chemistry	21
Chromatography	10
Coal	1
Combustion gas turbines	1
Computers	10
Construction	4
Cryptography	1
Dermatology	1
Drilling	4
Ecology	4
Economics	1
Education	1
Electrical engineering	4
Electronics	32
Energy industry	43
Finances	2
Fish farming pisciculture	2
Fishery fishing industry	1
Food industry	2
Gas processing plants	2
General	25
Genetic engineering	1
Genetics	10
Geology	5
Geophysics	16
Gold mining	7
GOST	1
High frequency electronics	1
Household appliances	6
Immunology	12
Information technology	19
Laser medicine	2
Lasers	3
Law	2
Makarov	177
Mass media	36
Materials science	1
Mathematics	7
Measuring instruments	17
Mechanic engineering	6
Mechanics	1
Medical	70
Medical appliances	9
Metallurgy	10
Metrology	5
Microbiology	8
Microelectronics	7
Military	26
Mining	14
Molecular biology	2
Nanotechnology	45
Natural resourses and wildlife conservation	7
Nautical	5
Navigation	1
Neural networks	1
Neurology	3
Obstetrics	2
Oil / petroleum	46
Oil and gas	24
Oil and gas technology	7
Oil processing plants	69
Oilfields	6
Oncology	4
Ophthalmology	2
Optics branch of physics	1
Orthopedics	2
Patents	3
Perfume	2
Pharmacology	10
Pharmacy and pharmacology	4
Physics	19
Polygraphy	1
Polymers	4
Production	1
Programming	1
Psychiatry	4
Psychology	8
Quantum electronics	18
Radiation	1
Radioengineering	5
Radiolocation	1
Rail transport	3
Refrigeration	1
Sakhalin	4
Sakhalin S	1
Security systems	3
Shipbuilding	1
Sociology	1
Solar power	6
Spectroscopy	4
Surgery	2
Technology	169
Telecommunications	17
Tengiz	2
Textile industry	2
Trademark	7
Transport	3
Warehouse	1
Water resources	1
Weapons and gunsmithing	1
Weapons of mass destruction	9