低品位金属
双语例句
- 1. 研究磁黄铁矿在微生物浸出过程中的氧化溶解机理，对微生物浸出低品位硫化矿，有效回收有价金属有重要意义。
- Therefore, the study of the oxidation dissolution of pyrrhotite in bioleaching process means a lot in comprehensive utilization of low grade sulfide minerals and the extraction of valuable metals.
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- 2. 本发明涉及金属冶金领域，特别是指一种对于低品位类氧化镍矿中的粗粒分段加酸循环浸出的方法。
- The invention relates to the field of metal metallurgy, in particular to a method for segmented acid-adding and circulating leaching of coarse particles in low-grade nickel oxide ores.
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