It is very significant to utilize the control system to reduce the manual Labour intensity, stabilize the technological parameter and improve economic returns.
该自动控制的实施，对于降低工人劳动强度、工艺参数的稳定和选钛厂经济效益的提高都具有十分重要的意义。
Based on analysis of technological features of rare earths contained in tailings from weak-intensity magnetic separation, the dressability of rare earths is discussed.
通过对磁矿系列弱磁尾矿中稀土矿物工艺特征的研究及分析，阐述了弱磁系列尾矿中稀土的可选性。
Dongshan concentrator has been transformed to the stage grinding and stage magnetic separation technological flowsheet by adding the trommel screens and low intensity magnetic separator.
对东山选厂采用阶段磨选工艺改造，增加圆筒筛和一段磁选设备。
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