Don't confuse with 铜板 'copper coin' - the 版/板 distinction is real: 版 = printing plate / edition, 板 = board / slab. Same pinyin, different character, different meaning.
culture
铜版纸 (copperplate paper) - glossy coated paper named for the engraving technique it was originally suited for - is now a standard term for high-end magazine and brochure paper.
