Sulfide ores with BaSO4 as the main gangue , two kinds of slags , speiss and As-Cu alloy have been identified.
原熔炼中添加了砷矿物，冶炼的最终产品是砷铜合金，原熔炼产生的砷冰铜（
渣）等副产品中的铜通过返料操作冰铜熔炼工序得以回收。
speiss
/spaɪs/ /spaɪs/
n. [冶]渣；[冶]硬渣
渣；[冶]硬渣声明：以上例句、词
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lallygag, lalo-, lalognosis, lalongate, lalopathy, lalophobia, laloplegia, lalorrhea, lam, lama,
相似单词
speight, speir, speiranthy, speiremadochium, speise, speiss, spekboom, spelaean, Spelaeogriphacea, spelaeology,