浮渣
dross(slag),floater,lather,offscourings,scum(ming),skimmings,floss,scruff◇除去浮渣despumation,含铜浮渣*,灰色浮渣【色】grey scum,碱性浮渣caustic dross,金属浮渣dross metallics,氯化物浮渣chloride dross,泡沫状浮渣foam like scum,撇浮渣勺【色】bowl skimmer,撇取浮渣skim,熔剂池浮渣flux bath dross,锑浮渣antimony skimmings,铜浮渣’,细粒浮渣dross fines |