变压器，JMB-4000VA(铜) 3-2/36 24 12 6 上海临嘉科教仪器有限公司

p1Src=//y1.yzimgs.com/uploads/391770/20250116-34450840.jpg&p2Src=//y1.yzimgs.com/uploads/391770/20250116-71329164.jpg&p3Src=//y1.yzimgs.com/uploads/391770/20250116-11514419.jpg