maximum permissible short-circuit clearance angle

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maximum permissible: 213 phrases in 41 subjects

Agriculture	4
Animal husbandry	2
Automobiles	2
Aviation	7
Bridge construction	2
Business	4
Chemistry	2
Compressors	4
Drilling	1
Earth sciences	8
Ecology	1
Economy	3
Electric machinery	4
Electronics	40
Engineering geology	1
Environment	3
Explosives and Explosive Ordnance Disposal	3
General	2
Genetics	1
Geology	1
Geophysics	1
Hydroelectric power stations	1
International trade	1
Management	1
Medical	1
Metallurgy	3
Molecular genetics	1
Nuclear physics	6
Nursing	1
Oil / petroleum	2
Oil processing plants	2
Plastics	1
Rail transport	4
Reproductive biology	1
Space	7
Technology	70
Telecommunications	3
Textile industry	1
Transport	2
Water resources	2
Wind Energy	7