1、Mineral processing of a copper oxide ore in Sinkiang
新疆某銅礦氧化礦石選礦的研究

2、Mineral processing and extraction technologies.
礦物加工和提取技術(shù)。

3、Molybdenum oxide is the product by mining, mineral processing and roasting etc.
工業(yè)氧化鉬是經(jīng)過(guò)采礦、選礦、焙燒等一系列工序之后的產(chǎn)品。

4、The mineral processing of Tangdan refractory copper oxide ores is a worldwide difficult problem.
湯丹難選氧化銅礦的選礦是一個(gè)世界難題。