铝合金7075 7075 7074 图片

p1Src=//y1.yzimgs.com/uploads_old/444513/2014042417141183_old.jpg&p2Src=//y1.yzimgs.com/uploads_old/444513/2014042417141186_old.jpg&p3Src=//y1.yzimgs.com/uploads_old/444513/2014042417141189_old.jpg"