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熬委會給的金銀銅牌技術參數

(2024-08-10 20:54:09) 下一個

The International Olympic Committee requires

gold and silver medals to be made with a minimum of 92.5% pure silver.

The first-place medals for the Paris Olympics have 6 grams of gold plating

and weigh 529 grams total,

the silver medals weigh 525 grams.

 

A bronze medal is an alloy made of copper, 

 

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