球铁浮球阀2.5"-750-66-B-PN16DN65双液位机械浮球外置液位可视浮球桶替代 上海临嘉科教仪器有限公司

p1Src=//y1.yzimgs.com/uploads/391770/20240913-64619517.jpg&p2Src=//y1.yzimgs.com/uploads/391770/20240913-70283297.jpg&p3Src=//y1.yzimgs.com/uploads/391770/20240913-89157428.jpg