【化】 浸渍石墨材料

impregnated paper【纸】

metal-impregnated wood【木】;metallized wood【木】

paraffin impregnated express paper

impreg【木】;impregnated wood【木】

bitumen-impregnated insulating board【电】

fibre fabric, impregnated

paper impregnated with synthetic resin

diamond-impregnated grinding wheel