LJ-两极跑偏开关 KJT-PX12°/30° 上海临嘉科教仪器有限公司

p1Src=//y1.yzimgs.com/uploads/391770/20240913-43350840.jpg&p2Src=//y1.yzimgs.com/uploads/391770/20240913-49603297.jpg&p3Src=//y1.yzimgs.com/uploads/391770/20240913-42771308.jpg