青云翻译

By the electric side of the low-voltage distribution cabinet switchgear, automatic or manual switching and protective devices such as passing the test

Current low-voltage distribution Cabinet of switching equipment, automatic or manual switching devices and protection equipment such as test pass

Electricity side low pressure power distribution cabinet switching gear, automatic or manual experiments and so on cut installment and protective device qualified

On either side of the low-voltage power distribution equipment switching equipment, automatically or manually switch devices and protection devices such as competency tests

Current low-voltage distribution Cabinet of switching equipment, automatic or manual switching devices and protection equipment such as test pass