一体式箱式电阻炉 BX-4-10 上海柏欣仪器设备厂

p1Src=//y2.yzimgs.com/uploads/346315/2019110-102211206.jpg?watermark/2/text/5LiK5rW35p-P5qyj5Luq5Zmo6K6-5aSH5Y6C/font/5a6L5L2T/fontsize/750/fill/I0E3QTlBOA==/gravity/SouthEast