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- We assayed in a cupel. 我们在灰皿中化验。
- 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. 烤钵冶金法一种使银和金等金属不氧化的提纯过程,在高温下金属混合物被氧化,低劣金属被分离出来并吸入烤钵的墙上
- SILVER CORRECTION BY USING MAGNESIUM SAND CUPEL IN PYRO- ASSAYING 火试金中使用镁砂灰皿银的补正初探
- Keywords Pyro-assaying Magnesium sand cupel Correction cofficient of Silver.; 火试金;镁砂灰皿;银补正系数;
- "Cupel:a porous cup, often made of bone ash, used in assaying to separate precious metals from base elements such as lead." "灰皿:一种多孔杯;通常用骨类制成;在检验中把贵重金属从低劣物质如铝中分离出来.;"
- cupel furnace 灰吹炉,提银炉
- 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 一种使银和金等金属不氧化的提纯过程,在高温下金属混合物被氧化,低劣金属被分离出来并吸入烤钵的墙上
- cupel"," 烤钵"
- cupel tray 灰皿盘
- cupelv. 用灰皿提炼
- cupel(lation) furnace 提银炉,灰吹炉
- compcsite foundation 复合地基
- compcsite soil nailing 复合土钉
- cupel tongs 灰皿夹钳
- cupel(lation ) furnace 灰吹炉, 提银炉