产品描述PLATES, SHEETS, FILM, FOIL AND STRIP, OF NON-CELLULAR POLYCARBONATES, NOT REINFORCED, LAMINATED, SUPPORTED OR SIMILARLY COMBINED WITH OTHER MATERIALS, WITHOUT BACKING, UNWORKED OR MERELY SURFACE-WORKED OR MERELY CUT INTO SQUARES OR RECTANGLES (EXCL. THOSE OF POLY METHYL METHACRYLATE , SELF-ADHESIVE PRODUCTS, AND FLOOR, WALL AND CEILING COVERINGS OF HEADING 3918)[展开]