The Mint takes pride in the educational value of many of its commemorative coins.

铸币厂发生在其纪念币很多教育价值的骄傲.

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A soft ferritic stainless steel was introduced which could be manufactured the commemorative and entertaining coin.

介绍一种可以制作纪念币以及娱乐用币材料的软质铁素体不锈钢.

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Commemorative coins strongly retain value and have great potential to appreciate in value.

纪念币有很强的保存价值和升值空间.

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An Australian 50 cent coin is neatly cut off and imprinted in reverse.

澳大利亚50分纪念币既然是整齐地切断和印迹反向行驶.

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In natural environment, tarnish was observed on the surface of a commemoration silver coin of China.

银纪念币在大气环境中表面发生变色,失去原有的金属光泽.

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