手动法兰式美标蝶阀 D343H 图片

p1Src=//y3.yzimgs.com/uploads_old/445556/2014053009365888_old.jpg&p2Src=//y3.yzimgs.com/uploads_old/445556/2014053009365922_old.jpg&p3Src=//y3.yzimgs.com/uploads_old/445556/2014053009365925_old.jpg"