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成色，纯度和基本金属的相对混合程度；纯度。
The relative degree of mixture with a base metal; fineness.
youdao
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成色，纯度和基本金属的相对混合程度；
The intensity of the colour is a measure of the purity of the product.
youdao
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成色，纯度和基本金属的相对混合程度；
The intensity of the colour is a measure of the purity of the product.
youdao