德国威肯铸钢单作用气动蝶阀 WKSA60 图片

p1Src=//y1.yzimgs.com/uploads/539008/2020618-10344817.jpg?watermark/2/text/6Z2S5bKb5aiB6IKv6Ieq5Yqo5YyW56eR5oqA5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/700/fill/I0E3QTlBOA==/gravity/SouthEast"