食品包装漂白纸板 bleached food board ; coloured food board

未漂白牛皮箱纸板 Kraft Liner

漂白挂面粗纸板 manila lined chip board

漂白挂面草纸板 manila lined straw board

漂白牛皮纸板废碎品 bleach kraft paper board waste

胶合板的漂白方法 bleaching of wood veneer

包装仪器用的漂白纸板 bleached food board