cadmium gold 中文意思是什麼
cadmium gold
解釋
鎘金裝飾合金-
Methods for chemical analysis of tin - lead solders - determination of copper, iron cadmium, silver, gold, arsenic, zinc, aluminium, bismuth, phosphorous content
錫鉛焊料化學分析方法銅鐵鎘銀金砷鋅鋁鉍磷量的測定
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