人类使用金银铸造钱币已有悠久的历史。最初,商品交换在使用金银充作流通货币时,每块金银没有固定的形状和重量,严格地讲,它们还没有完全脱离商品货币形态,它一方面作为货币使用,另一方面还是商品。当人们把它们当作货币使用时,还需要用秤来确定它们的重量和鉴别它们的成分,缺? Mankind has a long history of using coins to make coins. Originally, when using gold and silver as the currency of circulation, each piece of gold and gold did not have a fixed shape and weight. Strictly speaking, they were not completely separated from the commodity currency. They were used as currency on the one hand, and commodities on the other. When people use them as currency, they also need to use scales to determine their weight and to identify their components, lacking.