笔者藏有一枚至正通宝折十大钱,欣赏之余也对它的历史背景产生了兴趣。至正通宝铸行于元顺帝至正年间(1341～1368年),正面钱文为端庄秀丽的汉字楷书,背穿上则以蒙文记年或记数。分别铸有小平、折二、折三、折五、折十等。是品至正通宝折十直径45毫米,厚3毫米,背穿上以蒙文记值(见图)。元朝的农业生产有了极大的发展,其疆域扩展到了西亚地区,使得欧洲与中国的交往更加频繁,技术交流更加迅速。加上漕运、海运的畅通及纸币的流 The author possesses a positive amount of 10% of the total amount of money he has paid to appreciate the historical background of his interest. To Zhengtongbao Casting Line In the year of Yuan Shundi (1341 ~ 1368), Qian Qian was a dignified and graceful Chinese regular script, with Mongolian chronology or countdown on his back. Cast a small flat, fold two, fold three, fold five, fold ten. Is the product to the Po-fold diameter of 45 mm, 3 mm thick, to wear on the Mongolian remember (see photo). The agricultural production in the Yuan Dynasty has greatly developed. Its territory has been extended to West Asia, resulting in more frequent exchanges between Europe and China and more rapid technological exchanges. Coupled with water transport, sea and smooth flow of banknotes