我国古代的包金、镏金、错金币徐达元用不同金属包叠，镶嵌制造现代货币，自六十年代初期在联邦德国开始后，在世界各国得到广泛推广。其实，类似的用不同金属材料一起制作货币的方法，我国早已有之，典型的是包金、金、错金币。包金与包全铜贝包金是在各种材料制作的器物... In ancient China, the gold, gold and wrong gold Xu Daoyuan is composed of different metals and is embedded in the modern currency. Since the beginning of the Federal Republic of Germany in the early 1960s, it has been widely promoted in various countries in the world. In fact, a similar method of making money with different metallic materials has long existed in our country. The typical one is gold, gold and wrong gold coins. Package of gold and package copper shellfish gold is made in a variety of materials utensils ...