D373H对夹式三偏心硬密封蝶阀 D373H 浙江阿斯塔阀门科技有限公司

p1Src=//y2.yzimgs.com/uploads/193144/201889-111834218.jpg?watermark/2/text/5rC45ZiJ6Zi_5pav5aGU6Ieq5Yqo5YyW5Luq6KGo5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/400/fill/I0E3QTlBOA==/gravity/SouthEast