NA

abbr.

Accounting	5
Agriculture	152
Animal husbandry	1
Antennas and waveguides	2
Astronautics	8
Banking	2
Cables and cable production	2
Chemistry	41
Coal	3
Commerce	17
Communications	154
Computer networks	5
Construction	35
Corporate governance	2
Criminal law	10
Cultural studies	2
Customs	4
Earth sciences	59
Economics	77
Education	40
Electric motors	7
Electric traction	5
Electronics	195
Employment	2
Energy industry	15
Environment	111
Finances	194
Fish farming pisciculture	6
Forestry	12
General	346
Government, administration and public services	3
Health care	36
Hobbies and pastimes	20
Human rights activism	26
Immigration and citizenship	11
Industry	143
Information technology	85
Insurance	19
International Monetary Fund	45
International trade	6
Investment	1
Labor law	30
Law	164
Life sciences	45
Magnetics	7
Marketing	16
Materials science	25
Mathematics	7
Mechanic engineering	80
Medical	70
Metallurgy	67
Microsoft	100
Mineral products	2
Municipal planning	3
Natural sciences	34
Nuclear and fusion power	2
Nuclear physics	4
Obsolete / dated	4
Patents	45
Pharmacy and pharmacology	5
Physical sciences	3
Piezoelectric crystals	1
Politics	53
Power system protection	1
Procedural law	2
Radio	5
Radiology	1
Reliability	2
Religion	2
Research and development	3
Satellite communications	2
Scientific	3
Security systems	1
Social science	49
Statistics	50
Taxes	30
Technology	45
Telecommunications	8
Telegraphy	6
Telephony	4
Textile industry	2
Thermal Energy	1
Trade unions	4
Transport	179
United Nations	23
Vacuum tubes	2
Welding	1
Work flow	2