Accounting	249
Accumulators	15
Acoustics	6
Agriculture	4002
Alcohol distilling	1
Amphibians and reptiles	150
Analytical chemistry	428
Animal husbandry	44
Antennas and waveguides	382
Architecture	10
Art	84
Astronautics	42
Astronomy	585
Athletics	43
Automated equipment	2505
Automatic control	53
Aviation	39
Banking	136
Basketball	8
Biochemistry	3
Biology	133
Book binding	20
Boxing	16
Brewery	2
Building materials	5
Building structures	36
Business	178
Cables and cable production	30
Cement	1
Ceramics	6
Chemical fibers	1
Chemistry	4125
Chess	16
Coal	462
Commerce	320
Communications	4822
Computer networks	14
Computer numerical control	102
Computers	3809
Construction	5652
Corporate governance	3
Criminal law	153
Cultural studies	330
Customs	55
Cycle sport	16
Data processing	6
Demography	99
Dosimetry	95
Dyalysis	41
Dyes	5
Earth sciences	2459
Ecology	22
Economics	2400
Education	1456
Electric machinery	23
Electric motors	44
Electric traction	69
Electrical engineering	35
Electricity generation	58
Electrochemistry	19
Electronics	4082
Employment	30
Energy industry	629
Engineering	24
English	1
Entomology	73
Environment	2615
Equestrian sports	19
European Union	243
Explosives and Explosive Ordnance Disposal	7
Fencing	42
Finances	4728
Fish farming pisciculture	244
Fishery fishing industry	2
Food industry	307
Football	14
Forestry	230
Foundation engineering	1
Gear train	162
General	9012
Geography	86
Geology	6
Geophysics	3
Glass production	5
Government, administration and public services	135
Grass hockey	3
Gymnastics	59
Handball	19
Health care	1596
Heating	1
High energy physics	687
Hobbies and pastimes	373
Horticulture	3
Human rights activism	134
Hydraulic engineering	11
Hydrology	1
Ice hockey	7
Ichthyology	87
Immigration and citizenship	380
Industry	2131
Information technology	4133
Insurance	1033
International law	32
International Monetary Fund	1286
International trade	109
Investment	28
Isolation	39
Judo	12
Kayaking	6
Labor law	6233
Labor organization	7
Latin American	3
Law	13196
Leather	6
Life sciences	1809
Lighting other than cinema	43
Machinery and mechanisms	13
Magnetics	43
Mammals	330
Marketing	891
Materials science	763
Mathematics	429
Measuring instruments	517
Mechanic engineering	2876
Mechanics	26
Medical	5880
Medical appliances	1646
Melioration	1
Metallurgy	2734
Meteorology	1
Metrology	14
Microscopy	5
Microsoft	1954
Military	1
Mineral products	47
Mineralogy	8
Mining	13
Municipal planning	400
Name of organization	1
Natural resourses and wildlife conservation	2299
Natural sciences	1115
Nuclear and fusion power	23
Nuclear physics	794
Obsolete / dated	105
Oil / petroleum	41
Optics branch of physics	1
Ornithology	353
Packaging	362
Paint, varnish and lacquer	9
Paleontology	14
Paragliding	60
Patents	1546
Pest control	9
Pharmacology	12
Pharmacy and pharmacology	205
Photography	9
Physical sciences	160
Physics	35
Piezoelectric crystals	31
Plastics	14
Platform diving	9
Plumbing	6
Politics	450
Power electronics	16
Power lines	55
Power system protection	54
Printed circuit boards	1
Private international law	17
Procedural law	77
Public relations	1
Pulp and paper industry	4
Radiation	1786
Radio	119
Radiobiology	18
Radiography	30
Rail transport	87
Reinforced concrete	1
Reliability	50
Religion	58
Research and development	74
Resins	3
Risk Management	5
Road works	5
Rowing	7
Sailing	31
Satellite communications	7
School	2
Scientific	125
Scuba diving	4
Security systems	33
Semiconductors	10
Shooting sport	20
Skiing	16
Social science	842
Sociology	33
Sound recording	52
Speed skating	12
Sports	177
Statistics	959
Sugar production	15
Superconductivity	26
Surveying	9
Swimming	28
Table tennis	4
Taxes	348
Technology	2248
Telecommunications	749
Telegraphy	76
Telephony	30
Tennis	12
Textile industry	644
Thermal Energy	76
Thermal engineering	3
Tools	2
Trade unions	34
Transformers	17
Transport	7970
Travel	19
Ultrasound	6
United Nations	138
Vacuum tubes	8
Ventilation	16
Video recording	19
Volleyball	15
Waste management	5
Water supply	20
Weightlifting	5
Welding	24
Wind Energy	4
Wiring	1
Wood processing	7
Work flow	343
Wrestling	17
Zoology	202


exploitation abbr.
agric.	Produktionsbetrieb; landwirtschaftlicher Betrieb; Unternehmen
agric. fish.farm.	Anlage für Aquakulturerzeugnisse
coal.	Abbau
fin.	Unternehmensführung; Geschäftsführung
IT	Betrieb
law	Nutzung
med.	Bewirtschaftung