polymetal ore
英
美
- 多金属矿
双语例句
- The basalt of the Indo-Chinese epoch in the eastern Gejiu plays an important role in the formation of the Gejiu tin-polymetallic ore deposits.
摘要个旧东区印支期玄武岩对个旧锡多金属矿床的形成有重要的作用。 - The test research to optimize processing parameters had been carried out systemically for Bi roughing of certain multi-metal ore containing Bi, Zn and Fe.
对某铋锌铁多金属矿的铋粗选工艺进行了系统的参数优化试验研究。
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