箱式电阻炉 SMF1100-15/20/30/40... 上海尚群电子科技有限公司

p1Src=//y3.yzimgs.com/uploads/195764/20161223-1632879.jpg?watermark/2/text/5LiK5rW35bCa576k55S15a2Q56eR5oqA5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/500/fill/I0E3QTlBOA==/gravity/SouthEast"