提出了一种磨削抛光任意曲表面的聚氨酯弹性磨具材料。
In this paper, elasticity polishes material using polyurethane for polishing arbitrarily curred surface is presented.
SN 弹性砂轮是磨具新品种，能够在普通机床上实现对零件的磨削和抛光加工。
SN elasticity grinding-wheel is a new grinding tool, which could be used in part grinding and cut process in general machine tool.
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