耐火电缆耐火电缆GN500、GN500-P 图片

p1Src=//y2.yzimgs.com/uploads_old/425174/2014011611241454_old.jpg&p2Src=//y2.yzimgs.com/uploads_old/425174/2014011611241454_old_1.jpg&p3Src=//y2.yzimgs.com/uploads_old/425174/2014011611241454_old_2.jpg"