Small porous bowl made of bone ash used in assaying to separate precious metals from e. g. lead.
用来分析试验以从铅中分离贵重金属的用骨灰制成的小的多孔渗水的碗。
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The ability of the screen-bowl to further enhance the rejection of high-moisture, high-ash ultrafines makes the screen-bowl centrifuge the overwhelming best choice for dewatering deslimed feeds.