接近开关PM-L45 上海临嘉科教仪器有限公司

p1Src=//y1.yzimgs.com/uploads/391770/20240913-09640620.jpg&p2Src=//y1.yzimgs.com/uploads/391770/20240913-07942840.jpg&p3Src=//y1.yzimgs.com/uploads/391770/20240913-70161075.jpg