短語詞組短語fine -grained australia rich ore s 細(xì)粒澳富粉fine particles Pb -Zn ore 細(xì)粒鉛鋅礦fine refractory hematite -limonite ore 細(xì)粒難選赤褐鐵礦Micro -fine magnetite ore 微細(xì)粒嵌布磁鐵礦Super -fine lean hematite ore 超微細(xì)貧赤鐵礦 返回 fine ore