The results showed that: the final concentrate did not be improved after crude concentrate was screened by magneticscreening;
结果表明：再磨后的一段精矿经磁筛精选，最终精矿铁品位未能提高；
2
This paper suggests detailed analysis of the frame design of the segregating tube, the magneticscreening of the hollow axle, and the choice of stainless steels.
文中对隔套的结构设计、空心轴的磁屏蔽以及不锈钢的选用进行了详细分析。
3
Magnetic resonance venography (MRV) is more effective at detecting pelvic deep venous thrombosis (DVT) than conventional screening, but has not been used in these patients.