• A major outbreak of lead poisoning in children has been occurring in Zamfara State, Nigeria since at least March 2010, related to the processing of lead-rich ore for the extraction of gold.

    至少2010年3月以来尼日利亚扎姆法拉出现儿童铅中毒暴发与从含铅丰富矿石提取黄金有关

    youdao

  • Shaanxi Province is rich in gold resevation resources which has formed joint venture including ore prospecting, mining and mineral processing.

    陕西省黄金矿产资源丰富形成具有一定规模的探、、选联合产业结构。

    youdao

  • Experimental study on mineral processing of fine particle gold ore was carried out.

    主要对微细矿石进行选矿试验研究

    youdao

  • Experimental study on mineral processing of fine particle gold ore was carried out.

    主要对微细矿石进行选矿试验研究

    youdao

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定