电动对夹式硬密封球阀，电动硬密封球阀，对夹式硬密封球阀 浙江阿斯塔阀门科技有限公司

p1Src=//y1.yzimgs.com/uploads/193144/2016624-144852623.jpg?watermark/2/text/5rC45ZiJ6Zi_5pav5aGU6Ieq5Yqo5YyW5Luq6KGo5pyJ6ZmQ5YWs5Y-4MQ==/font/5a6L5L2T/fontsize/400/fill/I0E3QTlBOA==/gravity/SouthEast&p2Src=//y2.yzimgs.com/uploads/193144/2016624-144856749.jpg?watermark/2/text/5rC45ZiJ6Zi_5pav5aGU6Ieq5Yqo5YyW5Luq6KGo5pyJ6ZmQ5YWs5Y-4MQ==/font/5a6L5L2T/fontsize/400/fill/I0E3QTlBOA==/gravity/SouthEast