近年来,随着货币收藏(包括纸币和硬币)逐渐进入寻常百姓的视野,其收藏种类或方法也开始形成体系。大全套、系列题材、龙头品种、数字特殊性、精制发行包装、精制币别,等等。其中,数字特殊性收藏,由于数字号码的唯一性,使得收藏的难度和成本增加不少,“同号钞”就属于这种收藏种类。 In recent years, as currency collections (including banknotes and coins) have gradually entered the field of vision of ordinary people, their collection types or methods have also begun to form a system. A complete set, series of themes, leading varieties, digital specialties, refined distribution packaging, refined currency, and so on. Among them, the digital special collection, due to the uniqueness of the digital number, making the collection of difficulty and cost increase a lot, “same note ” belongs to this collection of categories.