摘要
本文简要地叙述了硬币的发展历史。
In this paper,the history of development of specie was described in brief.And the development and prospect of specie materials was also introduced.
出处
《材料科学与工程》
CSCD
1997年第1期66-68,共3页
Materials Science and Engineering
关键词
硬币
材料
发展史
货币
Specie,Materials,Developmental history
