本文以古代金属铸币的鉴定为重点作了介绍。
This article gives an introduction mainly to the appraisal of ancient metal COINS.
澳大利亚就曾有过一种这类的货币，一种中间有个洞的货币。这是由于当时缺乏铸币金属的缘故。
And we have a form of that here in Australia when we had the holey dollar...... when we had a coin with a hole in the middle because there was a shortage of metal.
铸币通常是做表面平行的线，与小金属流动是参与行动的。
Coining is usually done on surfaces parallel to the parting line, and little metal flow is involved in the operation.
后期出现少量金属称量货币、铸币，属货币萌芽与形成时期。
Late appear a small amount of metal weighing currency, COINS, currency and formation.
中国是世界上最早使用铸币的国家。距今3000年前殷商晚期墓葬出土了不少“无文铜贝”，为最原始的金属货币。
China is the world's first country to use COINS. 3000 years ago the late shells tombs unearthed a lot of "no copper Mr Wen", as the original metal currency.
随着它，出现了金属货币即铸币，随着金属货币就出现了非生产者统治生产者及其生产的新手段。
And with the formation of the merchant class came also the development of metallic money, the minted coin, a new instrument for the domination of the non-producer over the producer and his production.
澳大利亚就曾有过一种这类的货币，一种中间有个洞的货币。这是由于当时缺乏铸币金属的缘故。
And we have a form of that here in Australia when we had the holey dollar... when we had a coin with a hole in the middle because there was a shortage of metal.
澳大利亚就曾有过一种这类的货币，一种中间有个洞的货币。这是由于当时缺乏铸币金属的缘故。
And we have a form of that here in Australia when we had the holey dollar... when we had a coin with a hole in the middle because there was a shortage of metal.
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