GYPB-20-35两跑偏开关是哪个 上海临嘉科教仪器有限公司

p1Src=//y1.yzimgs.com/uploads//20250428-64264497.jpg&p2Src=//y1.yzimgs.com/uploads//20250428-65340297.jpg&p3Src=//y1.yzimgs.com/uploads//20250428-11534973.jpg