Accounting	40
Accumulators	7
Agriculture	2279
Amphibians and reptiles	11
Analytical chemistry	48
Animal husbandry	25
Antennas and waveguides	79
Architecture	5
Art	13
Astronautics	13
Astronomy	98
Athletics	28
Automated equipment	305
Automatic control	27
Aviation	6
Banking	70
Basketball	20
Biology	12
Book binding	17
Boxing	24
Brewery	1
Building materials	9
Building structures	22
Business	62
Cables and cable production	19
Chemistry	1016
Chess	3
Coal	238
Commerce	116
Communications	1445
Computer networks	6
Computer numerical control	22
Computers	743
Construction	2865
Corporate governance	2
Criminal law	61
Cultural studies	178
Customs	34
Cycle sport	11
Demography	28
Dosimetry	66
Dyalysis	16
Dyes	6
Earth sciences	538
Ecology	7
Economics	767
Education	315
Electric machinery	9
Electric motors	15
Electric traction	17
Electrical engineering	8
Electricity generation	12
Electrochemistry	6
Electronics	1459
Employment	5
Energy industry	190
Engineering	3
English	1
Entomology	5
Environment	808
Equestrian sports	33
European Union	76
Fencing	13
Finances	1790
Fish farming pisciculture	95
Fishery fishing industry	1
Food industry	124
Football	15
Forestry	61
Foundation engineering	2
Gear train	18
General	3731
Geography	2
Government, administration and public services	24
Grass hockey	4
Gymnastics	218
Handball	17
Health care	479
High energy physics	139
Hobbies and pastimes	83
Human rights activism	36
Hydraulic engineering	2
Ice hockey	5
Ichthyology	7
Immigration and citizenship	137
Industry	1229
Information technology	1252
Insurance	328
International law	13
International Monetary Fund	510
International trade	41
Investment	4
Isolation	15
Judo	45
Kayaking	4
Labor law	5490
Labor organization	9
Law	5933
Leather	9
Life sciences	561
Lighting other than cinema	10
Machinery and mechanisms	1
Magnetics	16
Mammals	2
Marketing	437
Materials science	349
Mathematics	104
Measuring instruments	61
Mechanic engineering	796
Mechanics	3
Medical	1599
Medical appliances	465
Metallurgy	1717
Microsoft	521
Mineral products	17
Mineralogy	1
Mining	7
Municipal planning	97
Natural resourses and wildlife conservation	650
Natural sciences	345
Nuclear and fusion power	20
Nuclear physics	275
Obsolete / dated	12
Oil / petroleum	14
Ornithology	24
Packaging	224
Paint, varnish and lacquer	1
Paragliding	20
Patents	588
Pest control	2
Pharmacology	1
Pharmacy and pharmacology	63
Photography	5
Physical sciences	25
Physics	6
Piezoelectric crystals	16
Plastics	2
Platform diving	10
Politics	201
Polymers	6
Power electronics	12
Power lines	25
Power system protection	5
Private international law	2
Procedural law	45
Pulp and paper industry	3
Radiation	404
Radio	42
Radiography	30
Rail transport	14
Reliability	17
Religion	36
Research and development	25
Resins	4
Road works	7
Rowing	32
Sailing	15
Satellite communications	3
School	15
Scientific	48
Security systems	12
Semiconductors	12
Shooting sport	5
Skiing	35
Social science	263
Sociology	5
Sound recording	12
Speed skating	25
Sports	35
Statistics	320
Sugar production	1
Superconductivity	19
Swimming	29
Table tennis	1
Taxes	93
Technology	459
Telecommunications	187
Telegraphy	22
Telephony	2
Tennis	10
Textile industry	289
Thermal Energy	21
Thermal engineering	3
Tools	1
Trade unions	9
Transformers	5
Transport	2660
Travel	5
United Nations	71
Vacuum tubes	4
Video recording	2
Volleyball	8
Waste management	3
Water polo	4
Water supply	3
Weightlifting	6
Welding	9
Wind Energy	3
Wood processing	11
Work flow	61
Wrestling	60
Zoology	5


code abbr.
automat.	Notationssystem; Chiffre
comp.	Schlüssel
environ.	Gesetzbuch
IT dat.proc.	codierter Zeichenvorrat
light.	Abblendlichtscheinwerfer
stat.	Schlüssel; Zahlenschlüssel
transp. avia.	Kennung
work.fl. IT	numerischer Code