coinage gold 中文意思是什麼
coinage gold
解釋
貨幣金-
The elements such as copper, sliver and gold, the so-called coinage metals, are sometimes treated with the alkalis.
諸如元素銅、銀和金等所謂的貨幣金屬，有時被與堿金屬一同看待。 -
With the gradual decline of gold and silver coinage in the early twentieth century and the decline in the real value of coins maintaining the integrity of a coin has become largely a matter of security features in the design particularly in the milling and edging and of the choice of alloy used in manufacture
由於20世紀初黃金及白銀鑄造的錢幣逐漸式微，錢幣本身的價值也告下降，要維持錢幣的公信力，便須主要從防偽特徵的設計尤其刻制槽紋及邊緣處理及選擇適當的合金材料方面入手。 -
This commemorative medallion set includes two pieces both with a diameter of 40mm, one made of gold - plated copper and another of silver - plated copper by coinage technique
此套紀念章為雙枚套裝，一枚為銅質鍍金，一枚為銅質鍍銀，直徑40毫米，造幣工藝製造。
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