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单词 θ216692
释义
society > occupation and work > materials > derived or manufactured material > metal > alloy > [noun] > alloy of precious metals > coil into which gold or silver alloy is rolled (1)
cornet1800

Metalwork. In gold assaying: The small flat coil into which the gold-and-silver alloy is rolled after the process of cupelling, preparatory to its…

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更新时间:2024/12/25 10:17:51