1用于大型高炉冷却壁勾头上部找平层的捣打、填充.Used for furnace cooling walls ramming flattening materials in blast furnaces.毛细感平膜片是一种大略把持的在聚酯片基载体上涂布感平层的感平膜片.Capillary peripherin - manbrane is a precise control of polyester coating photographi...