| 释义 |
mineral-dressing 英'mɪnərəldr'esɪŋ美'mɪnərəldr'esɪŋ
基本英英例句
n.选矿¹⁰⁰
名词 mineral dressing:
crushing and separating ore into valuable substances or waste by any of a variety of techniques用作名词The recovery of associated gdd and silver ores has been a subject of ore dressing workers in various countries.伴生金银回收一直是各国选矿工作者研究的课题。 |