上海风雷气动硬密封球阀Q641H高温 上海风雷阀门集团有限公司

p1Src=//y2.yzimgs.com/uploads/3124/201634-84652657.jpg?watermark/2/text/5LiK5rW36aOO6Zu36ZiA6Zeo6ZuG5Zui5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/650/fill/I0E3QTlBOA==/gravity/Center