大流量减压阀 R119 图片

p1Src=//y2.yzimgs.com/uploads_old/352102/2011042821474509_old.jpg&p2Src=//y2.yzimgs.com/uploads_old/352102/2011042821474509_old_1.jpg&p3Src=//y2.yzimgs.com/uploads_old/352102/2011042821474509_old_2.jpg"