短语词组短語fine -grained australia rich ore s 細粒澳富粉fine particles Pb -Zn ore 細粒鉛鋅鑛fine refractory hematite -limonite ore 細粒難選赤褐鉄鑛Micro -fine magnetite ore 微細粒嵌佈磁鉄鑛Super -fine lean hematite ore 超微細貧赤鉄鑛 返回 fine ore