拉绳开关型号YF/BLKT-II 上海临嘉科教仪器有限公司

p1Src=//y1.yzimgs.com/uploads/391770/20230110-36221386.jpg&p2Src=//y1.yzimgs.com/uploads/391770/20230110-60334973.jpg&p3Src=//y1.yzimgs.com/uploads/391770/20230110-22181640.jpg