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increased safety "e"
el., sec.sys.	增安型"e"
increased safety"e" electrical equipment
nautic., tech.	"e"增安型电气设备
English thesaurus
increased safety e
metrol.	A type of protection in which additional measures are applied so as to give increased security against the possibility of excessive temperatures and of the occurrence of arcs and sparks inside and on external parts of electrical apparatus which does not produce arcs or sparks in normal service