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使用铁粉混合磨料对硬质材料的平面磁研磨方法，可大幅度提高研磨效率，降低磨料成本，并能得到表面粗糙度Ｒｍａｘ＝０．０５μｍ的超精密研磨的效果。
The use of iron powder mixed abrasive hard magnetic planar grinding method, can greatly improve the grinding efficiency and reduce the cost of abrasive, and can get the surface roughness Rmax = 0.05μm ultra-precision grinding effect.