微细粒级的样品(2毫米)在玛瑙研钵中呈细粉末状。
The finer fraction (2 mm) of the samples was finely powdered in an agate mortar.
离心力场强化了细粒级的选择性矿化，加快了浮选速度。
The selective mineralization for fine particles is strengthened in the centrifugal force field, resulting in a faster floatation speed.
针对含油废水中难分离的细粒级油分，结合溶气气浮技术和柱浮选技术的优点，提出利用溶气析出式浮选柱处理含油废水。
For the granule oil-bearing wastewater that is difficult to separate, a new device of air dissolution releasing column is developed based on the air dissolution floatation and column floatation.
细粒级尾砂絮凝沉降性能是全尾砂充填应用中的核心问题之一。
The flocculating settling characteristics of fine tailings is one of the key problems in application of filling by all tailings.
研究表明：随着粒度组成的细粒级部分的增多，生球落下强度呈上升趋势，生球爆裂温度呈下降趋势。
It has been shown that: as fine particle is increased in the raw material, drop number of green ball is increased and shock temperature is decreased.
适用于微细粒级黑色、有色及贵重稀有金属矿物的分选回收，也可用于各种矿山尾矿中微细金属矿的回收。
Apply to the microgranular level black, non-ferrous and precious rare metal mineral separation recycling, also can be used for all kinds of mine tailings of deposits in the recovery of the fine.
铜矿含矿信息的直接指示元素倾向于向两极富集，即富集于最粗粒级和最细粒级。
Direction elements of including Cu ore information tend to concentrate in coarse and fine fractions.
研究结果对以煤作为燃料改造攀钢选钛厂微细粒级钛精矿干燥系统具有重要的参考价值。
The research has a very important economic significance for reformation of the dry system of minute titanium particles of Panzhihua titanium Concentrating Plant as the fuel with solid coal.
试验结果表明，分级后的细粒级尾矿利用现有的压滤机脱水，产品水分和压滤生产时间都增加。
The test result showed that the dewatering of the classified fine fraction tailings by the existing filter press resulted in increased product moisture and filtering time.
现阶段，我国细粒级黑钨矿的回收主要采用重选法，其中钨的回收率一般在45%以下，损失率较大。
Nowadays, gravity concentration is used to recover fine wolframite, but the recovery of wolframite is lower than 45%.
实验中采用了正交试验设计和回归分析方法。结果表明，充填尾砂中细粒级含量有可能进一步提高，增加充填尾砂的利用率，充填体性质也有所改进。
The experimental data indicated that it is possible to increase the fines content in the fill, thus utilization coefficient of tailings is raised and properties of fill will be improved.
该细粒级钛铁矿品位低、粒度分布不均匀，并且钛铁矿和脉石中的普通辉石磁性和比重相差不大。
The ultrafine grained titanium iron ore grade is low, particle size distribution and The Ilmenite ore and gangue titanium and titanium ordinary pyroxene magnetic proportion.
该细粒级钛铁矿品位低、粒度分布不均匀，并且钛铁矿和脉石中的普通辉石磁性和比重相差不大。
The ultrafine grained titanium iron ore grade is low, particle size distribution and The Ilmenite ore and gangue titanium and titanium ordinary pyroxene magnetic proportion.
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