lú zhā
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  • 1

    n.slag; refuse formed of impurities in an ore when they are separated from the metal through oxidization during the smelting process

    • zhè zhǒng cái liào yǒu duō zhǒng jiào fǎ huī méi zhā lú zhā huò kuàng zhā

      材料多种叫法煤渣炉渣矿渣

      This material is variously termed ash, clinker, cinders or slag.

  • 2

    n.cinder; coke slag formed after the coal is burned