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English thesaurus
arc tg
abbr.	arc tangent; inverse tangent

arc: 446 phrases in 34 subjects

Agriculture	5
Communications	5
Construction	1
Earth sciences	18
Economy	2
Electric traction	1
Electricity generation	1
Electronics	166
Energy industry	3
Food industry	1
General	11
Health care	2
Industry	3
Information technology	2
Isolation	2
Labor law	6
Life sciences	9
Lighting other than cinema	4
Mathematics	3
Mechanic engineering	11
Medical	7
Metallurgy	97
Natural sciences	4
Power system protection	2
Radiobiology	1
Satellite communications	1
Scientific	2
Statistics	1
Technology	1
Thermal Energy	41
Transformers	2
Transport	7
Vacuum tubes	6
Welding	18