Non-ferrous metals are widely used in the environmental protection industry in the sludge, waste transportation, mining mineral processing industries.

广泛应用于有色金属环保产业中的污泥，废渣输送，矿山选矿等行业。

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High chromium cast iron has high abrasive resistance and is one of the major high-abrasive materials and widely used in the fields of machinery, metallurgy, mining and mineral processing.

高铬铸铁具有优良的耐磨性，是最重要的耐磨材料之一，广泛应用于机械、冶金、采矿及矿产品加工等行业。

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Molybdenum oxide is the product by mining, mineral processing and roasting etc.

工业氧化钼是经过采矿、选矿、焙烧等一系列工序之后的产品。

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However, these geochemical investigations tended to be focused on the impacts of mining and mineral processing at a national level and in specific mining fields without taking account of the overall impact on larger hydrological and environmental domains across the continent.

UNESCO: EARTH SCIENCES FOR SOCIETY