cupeled
常見例句
- We assayed in a cupel.
我們在灰皿中化驗。 - A refining process for nonoxidizing metals, such as silver and gold, in which a metallic mixture is oxidized at high temperatures and base metals are separated by absorption into the walls of a cupel.
烤缽冶金法一種使銀和金等金屬不氧化的提純過程,在高溫下金屬混合物被氧化,低劣金屬被分離出來并吸入烤缽的墻上 - SILVER CORRECTION BY USING MAGNESIUM SAND CUPEL IN PYRO- ASSAYING
火試金中使用鎂砂灰皿銀的補正初探 - Keywords Pyro-assaying Magnesium sand cupel Correction cofficient of Silver.;
火試金;鎂砂灰皿;銀補正系數; - "Cupel:a porous cup, often made of bone ash, used in assaying to separate precious metals from base elements such as lead."
"灰皿:一種多孔杯;通常用骨類制成;在檢驗中把貴重金屬從低劣物質如鋁中分離出來.;" - cupel furnace
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