拨叉气动蝶阀德国威肯合金钢高压... 青岛威肯自动化科技有限公司

p1Src=//y1.yzimgs.com/uploads/539008/20191024-15151471.jpg?watermark/2/text/6Z2S5bKb5aiB6IKv6Ieq5Yqo5YyW56eR5oqA5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/750/fill/I0E3QTlBOA==/gravity/SouthEast"