센싱 썸네일형 리스트형 센싱. 과제1) relay에 대한 조사 Relay From Wikipedia, the free encyclopedia Jump to: navigation, search This article is about the electrical component. For other uses, see Relay (disambiguation). Automotive style miniature relay A relay is an electrical switch that opens and closes under the control of another electrical circuit. In the original form, the switch is operated by an electromagnet to open or close one or many sets.. 더보기 이전 1 다음