铜镍丝（CuNi14～CuNi44）图片

p1Src=//y2.yzimgs.com/uploads_old/425174/2014021116043196_old.jpg&p2Src=//y2.yzimgs.com/uploads_old/425174/2014021116043196_old_1.jpg&p3Src=//y2.yzimgs.com/uploads_old/425174/2014021116043196_old_2.jpg"