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to phrases
dispositivo de protecção
el., sec.sys. protection equipment; relay system
environ. shielding device Barriers devised for keeping away from people harmful substances
dispositivo de protecção de um transformador de tensão capacitivo
transf. protective device of a capacitor voltage transformer
dispositivo de protecção
: 5 phrases in 3 subjects
Electric machinery1
Electrical engineering2
Electronics2