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- improving concentrate grade 提高精矿品位
- Experimental Research on Recovering Lead and Silver from Cyanided Gold Tailings to Improve Concentrate Grade 金氰化尾渣回收铅银提高精矿品位的试验研究
- Practices showed that desliming can not only reduce slime content, but also increase concentrate grade greatly. 实践表明,通过脱泥,不但能减少精矿中的含泥量,而且精矿品位有较大幅度的提高。
- A beneficiation plant has improved its flowsheet thus achieved good benefits in increment of concentrate grade &iron recovery rate and in decrement of tailing's grade. 介绍了某选矿厂通过选矿工艺流程技术改造,提高了精矿品位、回收率,降低尾矿品位,取得了较好的经济效益。
- In view of the low ore grade and recovery of the flotation concentration,improving grinding fineness,promoting the concentration grade of copper 1. 针对该矿浮选精矿品位及回收率偏低的现实,通过提高磨矿细度,铜精矿品位提高1。
- The results indicate that under the same experimental conditions,both the concentrate grade and recovery of the new type of flotation column are higher than those of Jameson column and XFD flotation cell. 试验结果表明,在同等试验条件下,无论是精矿品位还是回收率,新型细粒浮选柱都高于Jam eson射流浮选柱和XFD机械搅拌浮选机。
- Test results show that in the same experimental conditions,the new ring-like type flotation column has superiority in recovery and concentrate grade compare to the XFD flotation machine. 试验证明,在相同的试验条件下,新型环形浮选柱无论是回收率还是精矿品位都比XFD浮选机有优势。
- Because of filtration overfall from Panzhihua Midi Mill Plant being dealed with irrationality and concentrate grade being not stable,some improvements on the folw for filtration overfall are made. 针对密地选矿厂现有选别流程中过滤溢流处理不合理、精矿品位不稳定现象,提出了过滤溢流集中处理的流程改进方案,并通对实验室试验和工业试验,验证了改进流程的合理性。
- Research showed that cobalt concentrate grade and recovery both could be increased if flotation performanced in a sulphuric acid medium and addition of suitable amount of oxalic acid. 研究表明,在硫酸介质中加入适量的草酸可以提高精矿中钴的品位和回收率。
- Floating water-inlet tube self-aligns to electrode, improving concentricity for optimum electrode cooling. 浮动的水管能自动对齐到电极,改善了电极的冷却。
- It helps to improve concentration and muscle balance. 它帮助改进集中力和肌肉平衡。
- The locked cycle tests mainly based on collector H-4 and activator NS-6 demonstrate that silver concentrates grade are 0.45% at 84.5% Ag recovery. 以H-4为捕收剂、NS-6活化剂为主的用药制度下的闭路实验结果表明,银回收率达84.;5%25,银精矿品位为0
- We must concentrate our efforts on improving education. 我们必须致力於改进教育工作。
- The result shows that properly increasing pulse length and space, improving concentration of saponified oil emulsion as well as setting rational feeding speed can get the above problems well resolved. 研究表明,适当加大脉冲宽度、增加脉冲间隙、提高皂化油乳化液浓度以及设置合理的进给速度,能够很好地解决铝材线切割中存在的问题。
- Pupils who pass the test will be promoted to the next higher grade. 小学生只要考试及格就会升到高年级。
- Experimental study on improving the gold concentrate grade of high-sulphur gold ore 提高高硫含金矿石精矿品位的试验研究
- It contributes, moreover, to intellectual growth, improves concentration, attention span, and the ability to get along with others. 而且,它也有助于智力的发展,能使人更加专注,延长注意力集中的时间,提高与别人相处的能力。
- He's not in the first grade as a musician. 他不是第一流的音乐家。
- I wonder what I can do about improving my grades. 我不知道能用什么办法提高自己的学习成绩。
- In an experiment with schoolchildren in New York, Dr. Joan Freyberg observed improved concentration. 在纽约的一次以中小学生为对象的实验里,琼·弗雷伯格博士观察到学生的注意力得到了提高。